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1230424411 = 12291001159
BaseRepresentation
bin100100101010110…
…1100100101011011
310011202021000222111
41021111230211123
510004442040121
6322032133151
742330302116
oct11125544533
93152230874
101230424411
115815a7087
122a40971b7
13167bb76a8
14b95ad57d
157304a2e1
hex4956c95b

1230424411 has 4 divisors (see below), whose sum is σ = 1231426800. Its totient is φ = 1229422024.

The previous prime is 1230424357. The next prime is 1230424423. The reversal of 1230424411 is 1144240321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1144240321 = 7163462903.

It is a cyclic number.

It is not a de Polignac number, because 1230424411 - 219 = 1229900123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230424451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499351 + ... + 501808.

It is an arithmetic number, because the mean of its divisors is an integer number (307856700).

Almost surely, 21230424411 is an apocalyptic number.

1230424411 is a deficient number, since it is larger than the sum of its proper divisors (1002389).

1230424411 is a wasteful number, since it uses less digits than its factorization.

1230424411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002388.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1230424411 is about 35077.4059901812. The cubic root of 1230424411 is about 1071.5644889778.

Adding to 1230424411 its reverse (1144240321), we get a palindrome (2374664732).

The spelling of 1230424411 in words is "one billion, two hundred thirty million, four hundred twenty-four thousand, four hundred eleven".

Divisors: 1 1229 1001159 1230424411