40102126 has 4 divisors (see below), whose sum is σ = 60153192. Its totient is φ = 20051062.

The previous prime is 40102109. The next prime is 40102147. The reversal of 40102126 is 62120104.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10025530 + ... + 10025533.

It is an arithmetic number, because the mean of its divisors is an integer number (15038298).

Almost surely, 2^40102126 is an apocalyptic number.

40102126 is a deficient number, since it is larger than the sum of its proper divisors (20051066).

40102126 is a wasteful number, since it uses less digits than its factorization.

40102126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20051065.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40102126 is about 6332.6239427271. The cubic root of 40102126 is about 342.2859969896.

The spelling of 40102126 in words is "forty million, one hundred two thousand, one hundred twenty-six".