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1130212551 = 31339772997
BaseRepresentation
bin100001101011101…
…1010110011000111
32220202200202011010
41003113122303013
54303313300201
6304052213303
740002435216
oct10327326307
92822622133
101130212551
1152aa80466
1227660a233
131501cb630
14aa16507d
1569352bd6
hex435dacc7

1130212551 has 16 divisors (see below), whose sum is σ = 1626979424. Its totient is φ = 693753984.

The previous prime is 1130212543. The next prime is 1130212661. The reversal of 1130212551 is 1552120311.

It is not a de Polignac number, because 1130212551 - 23 = 1130212543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130212451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21016 + ... + 51981.

It is an arithmetic number, because the mean of its divisors is an integer number (101686214).

Almost surely, 21130212551 is an apocalyptic number.

1130212551 is a deficient number, since it is larger than the sum of its proper divisors (496766873).

1130212551 is a wasteful number, since it uses less digits than its factorization.

1130212551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73410.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1130212551 is about 33618.6339847413. The cubic root of 1130212551 is about 1041.6457396912.

Adding to 1130212551 its reverse (1552120311), we get a palindrome (2682332862).

The spelling of 1130212551 in words is "one billion, one hundred thirty million, two hundred twelve thousand, five hundred fifty-one".

Divisors: 1 3 13 39 397 1191 5161 15483 72997 218991 948961 2846883 28979809 86939427 376737517 1130212551