1956153252 has 24 divisors (see below), whose sum is σ = 4565444800. Its totient is φ = 651895776.

The previous prime is 1956153209. The next prime is 1956153257. The reversal of 1956153252 is 2523516591.

It is a self number, because there is not a number n which added to its sum of digits gives 1956153252.

It is not an unprimeable number, because it can be changed into a prime (1956153257) 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, 40449 + ... + 74487.

Almost surely, 2^1956153252 is an apocalyptic number.

1956153252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1956153252 is an abundant number, since it is smaller than the sum of its proper divisors (2609291548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1956153252 is a wasteful number, since it uses less digits than its factorization.

1956153252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38835 (or 38833 counting only the distinct ones).

The product of its digits is 81000, while the sum is 39.

The square root of 1956153252 is about 44228.4213148062. The cubic root of 1956153252 is about 1250.6456934998.

The spelling of 1956153252 in words is "one billion, nine hundred fifty-six million, one hundred fifty-three thousand, two hundred fifty-two".