61940363 has 2 divisors, whose sum is σ = 61940364. Its totient is φ = 61940362.

The previous prime is 61940353. The next prime is 61940377. The reversal of 61940363 is 36304916.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61940363 - 2⁸ = 61940107 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61940353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30970181 + 30970182.

It is an arithmetic number, because the mean of its divisors is an integer number (30970182).

Almost surely, 2^61940363 is an apocalyptic number.

61940363 is a deficient number, since it is larger than the sum of its proper divisors (1).

61940363 is an equidigital number, since it uses as much as digits as its factorization.

61940363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 61940363 is about 7870.2200096312. The cubic root of 61940363 is about 395.6622187623.

The spelling of 61940363 in words is "sixty-one million, nine hundred forty thousand, three hundred sixty-three".