3581952013 has 2 divisors, whose sum is σ = 3581952014. Its totient is φ = 3581952012.

The previous prime is 3581951959. The next prime is 3581952047. The reversal of 3581952013 is 3102591853.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3515659849 + 66292164 = 59293^2 + 8142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3581952013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3581950013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1790976006 + 1790976007.

It is an arithmetic number, because the mean of its divisors is an integer number (1790976007).

Almost surely, 2^3581952013 is an apocalyptic number.

It is an amenable number.

3581952013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3581952013 is an equidigital number, since it uses as much as digits as its factorization.

3581952013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 3581952013 is about 59849.4111332768. The cubic root of 3581952013 is about 1530.0533982531.

The spelling of 3581952013 in words is "three billion, five hundred eighty-one million, nine hundred fifty-two thousand, thirteen".