61662703 has 2 divisors, whose sum is σ = 61662704. Its totient is φ = 61662702.

The previous prime is 61662697. The next prime is 61662721. The reversal of 61662703 is 30726616.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61662703 - 2¹³ = 61654511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61662203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30831351 + 30831352.

It is an arithmetic number, because the mean of its divisors is an integer number (30831352).

Almost surely, 2^61662703 is an apocalyptic number.

61662703 is a deficient number, since it is larger than the sum of its proper divisors (1).

61662703 is an equidigital number, since it uses as much as digits as its factorization.

61662703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 61662703 is about 7852.5602831179. The cubic root of 61662703 is about 395.0701216108.

The spelling of 61662703 in words is "sixty-one million, six hundred sixty-two thousand, seven hundred three".