2215013 has 2 divisors, whose sum is σ = 2215014. Its totient is φ = 2215012.

The previous prime is 2215009. The next prime is 2215051. The reversal of 2215013 is 3105122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2211169 + 3844 = 1487^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 2215013 - 2² = 2215009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2215313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107506 + 1107507.

It is an arithmetic number, because the mean of its divisors is an integer number (1107507).

2^2215013 is an apocalyptic number.

It is an amenable number.

2215013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2215013 is an equidigital number, since it uses as much as digits as its factorization.

2215013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2215013 is about 1488.2919740427. The cubic root of 2215013 is about 130.3543194091.

The spelling of 2215013 in words is "two million, two hundred fifteen thousand, thirteen".