1021234413 has 8 divisors (see below), whose sum is σ = 1367071776. Its totient is φ = 678110000.

The previous prime is 1021234349. The next prime is 1021234441. The reversal of 1021234413 is 3144321201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1021234413 - 2⁶ = 1021234349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1021234413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021234483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677358 + ... + 678863.

It is an arithmetic number, because the mean of its divisors is an integer number (170883972).

Almost surely, 2^1021234413 is an apocalyptic number.

It is an amenable number.

1021234413 is a deficient number, since it is larger than the sum of its proper divisors (345837363).

1021234413 is a wasteful number, since it uses less digits than its factorization.

1021234413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356475.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1021234413 is about 31956.7584870556. The cubic root of 1021234413 is about 1007.0286204202.

Adding to 1021234413 its reverse (3144321201), we get a palindrome (4165555614).

The spelling of 1021234413 in words is "one billion, twenty-one million, two hundred thirty-four thousand, four hundred thirteen".