1356204401 has 16 divisors (see below), whose sum is σ = 1516747200. Its totient is φ = 1206975168.

The previous prime is 1356204397. The next prime is 1356204413. The reversal of 1356204401 is 1044026531.

It is a cyclic number.

It is not a de Polignac number, because 1356204401 - 2² = 1356204397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1356204431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12875 + ... + 53648.

It is an arithmetic number, because the mean of its divisors is an integer number (94796700).

Almost surely, 2^1356204401 is an apocalyptic number.

It is an amenable number.

1356204401 is a deficient number, since it is larger than the sum of its proper divisors (160542799).

1356204401 is a wasteful number, since it uses less digits than its factorization.

1356204401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66608.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1356204401 is about 36826.6805590729. The cubic root of 1356204401 is about 1106.8999889792.

The spelling of 1356204401 in words is "one billion, three hundred fifty-six million, two hundred four thousand, four hundred one".