126956499 has 8 divisors (see below), whose sum is σ = 178184640. Its totient is φ = 80183016.

The previous prime is 126956471. The next prime is 126956503. The reversal of 126956499 is 994659621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126956499 - 2⁷ = 126956371 is a prime.

It is a super-2 number, since 2×126956499² = 32235905276674002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126956419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113597 + ... + 1113710.

It is an arithmetic number, because the mean of its divisors is an integer number (22273080).

Almost surely, 2^126956499 is an apocalyptic number.

126956499 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

126956499 is a deficient number, since it is larger than the sum of its proper divisors (51228141).

126956499 is a wasteful number, since it uses less digits than its factorization.

126956499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2227329.

The product of its digits is 1049760, while the sum is 51.

The square root of 126956499 is about 11267.4974595071. The cubic root of 126956499 is about 502.5951721916.

The spelling of 126956499 in words is "one hundred twenty-six million, nine hundred fifty-six thousand, four hundred ninety-nine".