126013542 has 16 divisors (see below), whose sum is σ = 256782960. Its totient is φ = 41211872.

The previous prime is 126013519. The next prime is 126013583. The reversal of 126013542 is 245310621.

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, 197817 + ... + 198452.

It is an arithmetic number, because the mean of its divisors is an integer number (16048935).

Almost surely, 2^126013542 is an apocalyptic number.

126013542 is an abundant number, since it is smaller than the sum of its proper divisors (130769418).

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

126013542 is a wasteful number, since it uses less digits than its factorization.

126013542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396327.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 126013542 is about 11225.5753527381. The cubic root of 126013542 is about 501.3477531919.

The spelling of 126013542 in words is "one hundred twenty-six million, thirteen thousand, five hundred forty-two".