11925987354 has 12 divisors (see below), whose sum is σ = 25839639306. Its totient is φ = 3975329112.

The previous prime is 11925987341. The next prime is 11925987377. The reversal of 11925987354 is 45378952911.

It is a happy number.

11925987354 is a `hidden beast` number, since 1 + 19 + 2 + 598 + 7 + 35 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10215751329 + 1710236025 = 101073^2 + 41355^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11925987354.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 331277409 + ... + 331277444.

Almost surely, 2^11925987354 is an apocalyptic number.

11925987354 is an abundant number, since it is smaller than the sum of its proper divisors (13913651952).

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

11925987354 is a wasteful number, since it uses less digits than its factorization.

11925987354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662554861 (or 662554858 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The spelling of 11925987354 in words is "eleven billion, nine hundred twenty-five million, nine hundred eighty-seven thousand, three hundred fifty-four".