126576407 has 12 divisors (see below), whose sum is σ = 136162080. Its totient is φ = 117239616.

The previous prime is 126576353. The next prime is 126576409. The reversal of 126576407 is 704675621.

It is not a de Polignac number, because 126576407 - 2¹⁴ = 126560023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126576409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412148 + ... + 412454.

It is an arithmetic number, because the mean of its divisors is an integer number (11346840).

Almost surely, 2^126576407 is an apocalyptic number.

126576407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

126576407 is a deficient number, since it is larger than the sum of its proper divisors (9585673).

126576407 is an frugal number, since it uses more digits than its factorization.

126576407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 126576407 is about 11250.6180719105. The cubic root of 126576407 is about 502.0931016245.

The spelling of 126576407 in words is "one hundred twenty-six million, five hundred seventy-six thousand, four hundred seven".