126357540 has 48 divisors (see below), whose sum is σ = 358077888. Its totient is φ = 33288064.

The previous prime is 126357529. The next prime is 126357559. The reversal of 126357540 is 45753621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7707 + ... + 17666.

It is an arithmetic number, because the mean of its divisors is an integer number (7459956).

Almost surely, 2^126357540 is an apocalyptic number.

126357540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126357540 is an abundant number, since it is smaller than the sum of its proper divisors (231720348).

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

126357540 is a wasteful number, since it uses less digits than its factorization.

126357540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25468 (or 25466 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 126357540 is about 11240.8869756795. The cubic root of 126357540 is about 501.8035399983.

The spelling of 126357540 in words is "one hundred twenty-six million, three hundred fifty-seven thousand, five hundred forty".