1356641051 has 8 divisors (see below), whose sum is σ = 1368207360. Its totient is φ = 1345088808.

The previous prime is 1356641047. The next prime is 1356641057. The reversal of 1356641051 is 1501466531.

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

It is a cyclic number.

It is not a de Polignac number, because 1356641051 - 2² = 1356641047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1356640999 and 1356641017.

It is not an unprimeable number, because it can be changed into a prime (1356641057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294770 + ... + 299336.

It is an arithmetic number, because the mean of its divisors is an integer number (171025920).

Almost surely, 2^1356641051 is an apocalyptic number.

1356641051 is a deficient number, since it is larger than the sum of its proper divisors (11566309).

1356641051 is a wasteful number, since it uses less digits than its factorization.

1356641051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7033.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1356641051 is about 36832.6085283136. The cubic root of 1356641051 is about 1107.0187704887.

The spelling of 1356641051 in words is "one billion, three hundred fifty-six million, six hundred forty-one thousand, fifty-one".