126104619 has 16 divisors (see below), whose sum is σ = 173905920. Its totient is φ = 81232320.

The previous prime is 126104617. The next prime is 126104663. The reversal of 126104619 is 916401621.

It is a happy number.

It is not a de Polignac number, because 126104619 - 2¹ = 126104617 is a prime.

It is a super-2 number, since 2×126104619² = 31804749866270322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126104611) 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, 5479 + ... + 16799.

It is an arithmetic number, because the mean of its divisors is an integer number (10869120).

Almost surely, 2^126104619 is an apocalyptic number.

126104619 is a deficient number, since it is larger than the sum of its proper divisors (47801301).

126104619 is a wasteful number, since it uses less digits than its factorization.

126104619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11450.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 126104619 is about 11229.6312940363. The cubic root of 126104619 is about 501.4685080789.

The spelling of 126104619 in words is "one hundred twenty-six million, one hundred four thousand, six hundred nineteen".