126042477 has 32 divisors (see below), whose sum is σ = 188136960. Its totient is φ = 74416320.

The previous prime is 126042473. The next prime is 126042481. The reversal of 126042477 is 774240621.

It is an interprime number because it is at equal distance from previous prime (126042473) and next prime (126042481).

It is not a de Polignac number, because 126042477 - 2² = 126042473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126042473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240738 + ... + 241260.

It is an arithmetic number, because the mean of its divisors is an integer number (5879280).

Almost surely, 2^126042477 is an apocalyptic number.

It is an amenable number.

126042477 is a deficient number, since it is larger than the sum of its proper divisors (62094483).

126042477 is a wasteful number, since it uses less digits than its factorization.

126042477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 126042477 is about 11226.8640768471. The cubic root of 126042477 is about 501.3861231078.

The spelling of 126042477 in words is "one hundred twenty-six million, forty-two thousand, four hundred seventy-seven".