126537532 has 24 divisors (see below), whose sum is σ = 242594352. Its totient is φ = 57273600.

The previous prime is 126537517. The next prime is 126537557. The reversal of 126537532 is 235735621.

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, 4638 + ... + 16570.

It is an arithmetic number, because the mean of its divisors is an integer number (10108098).

Almost surely, 2^126537532 is an apocalyptic number.

It is an amenable number.

126537532 is a deficient number, since it is larger than the sum of its proper divisors (116056820).

126537532 is a wasteful number, since it uses less digits than its factorization.

126537532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12189 (or 12187 counting only the distinct ones).

The product of its digits is 37800, while the sum is 34.

The square root of 126537532 is about 11248.8902563764. The cubic root of 126537532 is about 502.0416942878.

The spelling of 126537532 in words is "one hundred twenty-six million, five hundred thirty-seven thousand, five hundred thirty-two".