1552402113 has 4 divisors (see below), whose sum is σ = 2069869488. Its totient is φ = 1034934740.

The previous prime is 1552402051. The next prime is 1552402133. The reversal of 1552402113 is 3112042551.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1552402113 - 2¹² = 1552398017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552402133) 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, 258733683 + ... + 258733688.

It is an arithmetic number, because the mean of its divisors is an integer number (517467372).

Almost surely, 2^1552402113 is an apocalyptic number.

It is an amenable number.

1552402113 is a deficient number, since it is larger than the sum of its proper divisors (517467375).

1552402113 is an equidigital number, since it uses as much as digits as its factorization.

1552402113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517467374.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1552402113 is about 39400.5344253095. The cubic root of 1552402113 is about 1157.8920578837.

Adding to 1552402113 its reverse (3112042551), we get a palindrome (4664444664).

The spelling of 1552402113 in words is "one billion, five hundred fifty-two million, four hundred two thousand, one hundred thirteen".