1374456747 has 16 divisors (see below), whose sum is σ = 1926259200. Its totient is φ = 870061632.

The previous prime is 1374456739. The next prime is 1374456757. The reversal of 1374456747 is 7476544731.

It is not a de Polignac number, because 1374456747 - 2³ = 1374456739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1374456696 and 1374456705.

It is not an unprimeable number, because it can be changed into a prime (1374456737) 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, 63247 + ... + 82152.

It is an arithmetic number, because the mean of its divisors is an integer number (120391200).

Almost surely, 2^1374456747 is an apocalyptic number.

1374456747 is a deficient number, since it is larger than the sum of its proper divisors (551802453).

1374456747 is a wasteful number, since it uses less digits than its factorization.

1374456747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145562.

The product of its digits is 1975680, while the sum is 48.

The square root of 1374456747 is about 37073.6664898415. Note that the first 3 decimals coincide. The cubic root of 1374456747 is about 1111.8435794657.

The spelling of 1374456747 in words is "one billion, three hundred seventy-four million, four hundred fifty-six thousand, seven hundred forty-seven".