61062013 has 2 divisors, whose sum is σ = 61062014. Its totient is φ = 61062012.

The previous prime is 61061999. The next prime is 61062017. The reversal of 61062013 is 31026016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61042969 + 19044 = 7813^2 + 138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61062013 is a prime.

It is a super-2 number, since 2×61062013² = 7457138863224338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61062017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30531006 + 30531007.

It is an arithmetic number, because the mean of its divisors is an integer number (30531007).

Almost surely, 2^61062013 is an apocalyptic number.

It is an amenable number.

61062013 is a deficient number, since it is larger than the sum of its proper divisors (1).

61062013 is an equidigital number, since it uses as much as digits as its factorization.

61062013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 61062013 is about 7814.2186429610. The cubic root of 61062013 is about 393.7830687604.

Adding to 61062013 its reverse (31026016), we get a palindrome (92088029).

The spelling of 61062013 in words is "sixty-one million, sixty-two thousand, thirteen".