61396373 has 2 divisors, whose sum is σ = 61396374. Its totient is φ = 61396372.

The previous prime is 61396339. The next prime is 61396417. The reversal of 61396373 is 37369316.

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., 58094884 + 3301489 = 7622^2 + 1817^2 .

It is a cyclic number.

It is not a de Polignac number, because 61396373 - 2¹² = 61392277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61396273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30698186 + 30698187.

It is an arithmetic number, because the mean of its divisors is an integer number (30698187).

Almost surely, 2^61396373 is an apocalyptic number.

It is an amenable number.

61396373 is a deficient number, since it is larger than the sum of its proper divisors (1).

61396373 is an equidigital number, since it uses as much as digits as its factorization.

61396373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 38.

The square root of 61396373 is about 7835.5837689352. The cubic root of 61396373 is about 394.5005126996.

The spelling of 61396373 in words is "sixty-one million, three hundred ninety-six thousand, three hundred seventy-three".