1374978495 has 32 divisors (see below), whose sum is σ = 2477389824. Its totient is φ = 645148800.

The previous prime is 1374978487. The next prime is 1374978509. The reversal of 1374978495 is 5948794731.

It is a happy number.

It is not a de Polignac number, because 1374978495 - 2³ = 1374978487 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 129292 + ... + 139521.

It is an arithmetic number, because the mean of its divisors is an integer number (77418432).

Almost surely, 2^1374978495 is an apocalyptic number.

1374978495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1374978495 is a deficient number, since it is larger than the sum of its proper divisors (1102411329).

1374978495 is a wasteful number, since it uses less digits than its factorization.

1374978495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268863.

The product of its digits is 7620480, while the sum is 57.

The square root of 1374978495 is about 37080.7024609837. The cubic root of 1374978495 is about 1111.9842480797.

The spelling of 1374978495 in words is "one billion, three hundred seventy-four million, nine hundred seventy-eight thousand, four hundred ninety-five".