11434020252 has 24 divisors (see below), whose sum is σ = 26690220816. Its totient is φ = 3809791488.

The previous prime is 11434020223. The next prime is 11434020277. The reversal of 11434020252 is 25202043411.

It is a super-2 number, since 2×11434020252² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162613 + ... + 222060.

It is an arithmetic number, because the mean of its divisors is an integer number (1112092534).

Almost surely, 2^11434020252 is an apocalyptic number.

11434020252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11434020252 is an abundant number, since it is smaller than the sum of its proper divisors (15256200564).

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

11434020252 is a wasteful number, since it uses less digits than its factorization.

11434020252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387157 (or 387155 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 11434020252 its reverse (25202043411), we get a palindrome (36636063663).

The spelling of 11434020252 in words is "eleven billion, four hundred thirty-four million, twenty thousand, two hundred fifty-two".