1356163975 has 48 divisors (see below), whose sum is σ = 1819883520. Its totient is φ = 1000137600.

The previous prime is 1356163901. The next prime is 1356163987. The reversal of 1356163975 is 5793616531.

It is not a de Polignac number, because 1356163975 - 2⁹ = 1356163463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1865062 + ... + 1865788.

It is an arithmetic number, because the mean of its divisors is an integer number (37914240).

Almost surely, 2^1356163975 is an apocalyptic number.

1356163975 is a deficient number, since it is larger than the sum of its proper divisors (463719545).

1356163975 is a wasteful number, since it uses less digits than its factorization.

1356163975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 875 counting only the distinct ones).

The product of its digits is 510300, while the sum is 46.

The square root of 1356163975 is about 36826.1316866162. The cubic root of 1356163975 is about 1106.8889906411. Note that the first 3 decimals are identical.

The spelling of 1356163975 in words is "one billion, three hundred fifty-six million, one hundred sixty-three thousand, nine hundred seventy-five".