61376039 has 2 divisors, whose sum is σ = 61376040. Its totient is φ = 61376038.

The previous prime is 61376011. The next prime is 61376083. The reversal of 61376039 is 93067316.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61376039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61376009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30688019 + 30688020.

It is an arithmetic number, because the mean of its divisors is an integer number (30688020).

Almost surely, 2^61376039 is an apocalyptic number.

61376039 is a deficient number, since it is larger than the sum of its proper divisors (1).

61376039 is an equidigital number, since it uses as much as digits as its factorization.

61376039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 61376039 is about 7834.2861193602. The cubic root of 61376039 is about 394.4569560594.

The spelling of 61376039 in words is "sixty-one million, three hundred seventy-six thousand, thirty-nine".