1254798795 has 16 divisors (see below), whose sum is σ = 2009378592. Its totient is φ = 668659200.

The previous prime is 1254798763. The next prime is 1254798799. The reversal of 1254798795 is 5978974521.

It is not a de Polignac number, because 1254798795 - 2⁵ = 1254798763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1254798799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16812 + ... + 52841.

It is an arithmetic number, because the mean of its divisors is an integer number (125586162).

Almost surely, 2^1254798795 is an apocalyptic number.

1254798795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1254798795 is a deficient number, since it is larger than the sum of its proper divisors (754579797).

1254798795 is a wasteful number, since it uses less digits than its factorization.

1254798795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70862.

The product of its digits is 6350400, while the sum is 57.

The square root of 1254798795 is about 35423.1392595292. The cubic root of 1254798795 is about 1078.5940767976.

The spelling of 1254798795 in words is "one billion, two hundred fifty-four million, seven hundred ninety-eight thousand, seven hundred ninety-five".