1273231495 has 8 divisors (see below), whose sum is σ = 1532413584. Its totient is φ = 1015561344.

The previous prime is 1273231489. The next prime is 1273231511. The reversal of 1273231495 is 5941323721.

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

It is a cyclic number.

It is not a de Polignac number, because 1273231495 - 2¹⁵ = 1273198727 is a prime.

It is a super-2 number, since 2×1273231495² = 3242236879719870050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376129 + ... + 379498.

It is an arithmetic number, because the mean of its divisors is an integer number (191551698).

Almost surely, 2^1273231495 is an apocalyptic number.

1273231495 is a deficient number, since it is larger than the sum of its proper divisors (259182089).

1273231495 is an equidigital number, since it uses as much as digits as its factorization.

1273231495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755969.

The product of its digits is 45360, while the sum is 37.

The square root of 1273231495 is about 35682.3695261399. The cubic root of 1273231495 is about 1083.8498561467.

The spelling of 1273231495 in words is "one billion, two hundred seventy-three million, two hundred thirty-one thousand, four hundred ninety-five".