126090379 has 2 divisors, whose sum is σ = 126090380. Its totient is φ = 126090378.

The previous prime is 126090373. The next prime is 126090389. The reversal of 126090379 is 973090621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126090379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126090373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63045189 + 63045190.

It is an arithmetic number, because the mean of its divisors is an integer number (63045190).

Almost surely, 2^126090379 is an apocalyptic number.

126090379 is a deficient number, since it is larger than the sum of its proper divisors (1).

126090379 is an equidigital number, since it uses as much as digits as its factorization.

126090379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 126090379 is about 11228.9972392908. The cubic root of 126090379 is about 501.4496317406.

The spelling of 126090379 in words is "one hundred twenty-six million, ninety thousand, three hundred seventy-nine".