1272598201 has 16 divisors (see below), whose sum is σ = 1510457344. Its totient is φ = 1049512464.

The previous prime is 1272598177. The next prime is 1272598277. The reversal of 1272598201 is 1028952721.

It is not a de Polignac number, because 1272598201 - 2²⁷ = 1138380473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1272598501) 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, 11385 + ... + 51718.

It is an arithmetic number, because the mean of its divisors is an integer number (94403584).

Almost surely, 2^1272598201 is an apocalyptic number.

It is an amenable number.

1272598201 is a deficient number, since it is larger than the sum of its proper divisors (237859143).

1272598201 is an equidigital number, since it uses as much as digits as its factorization.

1272598201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63220.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 1272598201 is about 35673.4943760770. The cubic root of 1272598201 is about 1083.6701272581.

It can be divided in two parts, 127259 and 8201, that added together give a triangular number (135460 = T₅₂₀).

The spelling of 1272598201 in words is "one billion, two hundred seventy-two million, five hundred ninety-eight thousand, two hundred one".