3560401921 has 2 divisors, whose sum is σ = 3560401922. Its totient is φ = 3560401920.

The previous prime is 3560401913. The next prime is 3560401931. The reversal of 3560401921 is 1291040653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3043066896 + 517335025 = 55164^2 + 22745^2 .

It is a cyclic number.

It is not a de Polignac number, because 3560401921 - 2³ = 3560401913 is a prime.

It is not a weakly prime, because it can be changed into another prime (3560401931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1780200960 + 1780200961.

It is an arithmetic number, because the mean of its divisors is an integer number (1780200961).

Almost surely, 2^3560401921 is an apocalyptic number.

It is an amenable number.

3560401921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3560401921 is an equidigital number, since it uses as much as digits as its factorization.

3560401921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 3560401921 is about 59669.1035712788. The cubic root of 3560401921 is about 1526.9788048471.

The spelling of 3560401921 in words is "three billion, five hundred sixty million, four hundred one thousand, nine hundred twenty-one".