126539077 has 16 divisors (see below), whose sum is σ = 151494912. Its totient is φ = 103340160.

The previous prime is 126539059. The next prime is 126539137. The reversal of 126539077 is 770935621.

It is a de Polignac number, because none of the positive numbers 2^k-126539077 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126539027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43843 + ... + 46639.

It is an arithmetic number, because the mean of its divisors is an integer number (9468432).

Almost surely, 2^126539077 is an apocalyptic number.

It is an amenable number.

126539077 is a deficient number, since it is larger than the sum of its proper divisors (24955835).

126539077 is a wasteful number, since it uses less digits than its factorization.

126539077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108.

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 126539077 is about 11248.9589296077. The cubic root of 126539077 is about 502.0437375584.

The spelling of 126539077 in words is "one hundred twenty-six million, five hundred thirty-nine thousand, seventy-seven".