10121492452 has 6 divisors (see below), whose sum is σ = 17712611798. Its totient is φ = 5060746224.

The previous prime is 10121492411. The next prime is 10121492477. The reversal of 10121492452 is 25429412101.

It can be written as a sum of positive squares in only one way, i.e., 10117141056 + 4351396 = 100584^2 + 2086^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265186553 + ... + 1265186560.

Almost surely, 2^10121492452 is an apocalyptic number.

It is an amenable number.

10121492452 is a deficient number, since it is larger than the sum of its proper divisors (7591119346).

10121492452 is a wasteful number, since it uses less digits than its factorization.

10121492452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530373117 (or 2530373115 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 10121492452 in words is "ten billion, one hundred twenty-one million, four hundred ninety-two thousand, four hundred fifty-two".