11315061 has 6 divisors (see below), whose sum is σ = 16343990. Its totient is φ = 7543368.

The previous prime is 11315053. The next prime is 11315071. The reversal of 11315061 is 16051311.

It can be written as a sum of positive squares in only one way, i.e., 9492561 + 1822500 = 3081^2 + 1350^2 .

It is not a de Polignac number, because 11315061 - 2³ = 11315053 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11315041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 628606 + ... + 628623.

Almost surely, 2^11315061 is an apocalyptic number.

It is an amenable number.

11315061 is a deficient number, since it is larger than the sum of its proper divisors (5028929).

11315061 is a wasteful number, since it uses less digits than its factorization.

11315061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257235 (or 1257232 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 11315061 is about 3363.7867054854. The cubic root of 11315061 is about 224.5013549785.

Adding to 11315061 its reverse (16051311), we get a palindrome (27366372).

The spelling of 11315061 in words is "eleven million, three hundred fifteen thousand, sixty-one".