40124077 has 4 divisors (see below), whose sum is σ = 45856096. Its totient is φ = 34392060.

The previous prime is 40124059. The next prime is 40124087. The reversal of 40124077 is 77042104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40124077 - 2⁷ = 40123949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40124047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2865999 + ... + 2866012.

It is an arithmetic number, because the mean of its divisors is an integer number (11464024).

Almost surely, 2^40124077 is an apocalyptic number.

It is an amenable number.

40124077 is a deficient number, since it is larger than the sum of its proper divisors (5732019).

40124077 is an equidigital number, since it uses as much as digits as its factorization.

40124077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732018.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 40124077 is about 6334.3568734324. The cubic root of 40124077 is about 342.3484388115.

The spelling of 40124077 in words is "forty million, one hundred twenty-four thousand, seventy-seven".