356201561 has 8 divisors (see below), whose sum is σ = 377786880. Its totient is φ = 334686528.

The previous prime is 356201513. The next prime is 356201567. The reversal of 356201561 is 165102653.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-356201561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (356201567) 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, 6941 + ... + 27578.

It is an arithmetic number, because the mean of its divisors is an integer number (47223360).

Almost surely, 2^356201561 is an apocalyptic number.

It is an amenable number.

356201561 is a deficient number, since it is larger than the sum of its proper divisors (21585319).

356201561 is a wasteful number, since it uses less digits than its factorization.

356201561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35143.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 356201561 is about 18873.3028640988. The cubic root of 356201561 is about 708.8678385502.

The spelling of 356201561 in words is "three hundred fifty-six million, two hundred one thousand, five hundred sixty-one".