1252404152 has 16 divisors (see below), whose sum is σ = 2471850600. Its totient is φ = 593244000.

The previous prime is 1252404103. The next prime is 1252404187. The reversal of 1252404152 is 2514042521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4119599 + ... + 4119902.

Almost surely, 2^1252404152 is an apocalyptic number.

It is an amenable number.

1252404152 is a deficient number, since it is larger than the sum of its proper divisors (1219446448).

1252404152 is a wasteful number, since it uses less digits than its factorization.

1252404152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8239526 (or 8239522 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1252404152 is about 35389.3225705155. The cubic root of 1252404152 is about 1077.9075145281.

Adding to 1252404152 its reverse (2514042521), we get a palindrome (3766446673).

The spelling of 1252404152 in words is "one billion, two hundred fifty-two million, four hundred four thousand, one hundred fifty-two".