1356356402 has 8 divisors (see below), whose sum is σ = 2052539676. Its totient is φ = 672176512.

The previous prime is 1356356389. The next prime is 1356356413. The reversal of 1356356402 is 2046536531.

It can be written as a sum of positive squares in 2 ways, for example, as 969014641 + 387341761 = 31129^2 + 19681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3000563 + ... + 3001014.

Almost surely, 2^1356356402 is an apocalyptic number.

1356356402 is a deficient number, since it is larger than the sum of its proper divisors (696183274).

1356356402 is a wasteful number, since it uses less digits than its factorization.

1356356402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001692.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 1356356402 is about 36828.7442359905. The cubic root of 1356356402 is about 1106.9413405679.

The spelling of 1356356402 in words is "one billion, three hundred fifty-six million, three hundred fifty-six thousand, four hundred two".