1254736479 has 16 divisors (see below), whose sum is σ = 1684713600. Its totient is φ = 830639136.

The previous prime is 1254736477. The next prime is 1254736513. The reversal of 1254736479 is 9746374521.

1254736479 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1254736479 - 2¹ = 1254736477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254736477) 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, 546057 + ... + 548349.

It is an arithmetic number, because the mean of its divisors is an integer number (105294600).

Almost surely, 2^1254736479 is an apocalyptic number.

1254736479 is a deficient number, since it is larger than the sum of its proper divisors (429977121).

1254736479 is a wasteful number, since it uses less digits than its factorization.

1254736479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494.

The product of its digits is 1270080, while the sum is 48.

The square root of 1254736479 is about 35422.2596540650. The cubic root of 1254736479 is about 1078.5762214034.

The spelling of 1254736479 in words is "one billion, two hundred fifty-four million, seven hundred thirty-six thousand, four hundred seventy-nine".