5615081 has 2 divisors, whose sum is σ = 5615082. Its totient is φ = 5615080.

The previous prime is 5615063. The next prime is 5615101. The reversal of 5615081 is 1805165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2859481 + 2755600 = 1691^2 + 1660^2 .

It is a cyclic number.

It is not a de Polignac number, because 5615081 - 2⁶ = 5615017 is a prime.

It is a super-2 number, since 2×5615081² = 63058269273122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5615081.

It is not a weakly prime, because it can be changed into another prime (5615011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807540 + 2807541.

It is an arithmetic number, because the mean of its divisors is an integer number (2807541).

Almost surely, 2^5615081 is an apocalyptic number.

It is an amenable number.

5615081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5615081 is an equidigital number, since it uses as much as digits as its factorization.

5615081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 5615081 is about 2369.6162136515. The cubic root of 5615081 is about 177.7400679420.

The spelling of 5615081 in words is "five million, six hundred fifteen thousand, eighty-one".