61483997 has 2 divisors, whose sum is σ = 61483998. Its totient is φ = 61483996.

The previous prime is 61483987. The next prime is 61484021. The reversal of 61483997 is 79938416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59691076 + 1792921 = 7726^2 + 1339^2 .

It is a cyclic number.

It is not a de Polignac number, because 61483997 - 2¹⁰ = 61482973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61483907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30741998 + 30741999.

It is an arithmetic number, because the mean of its divisors is an integer number (30741999).

Almost surely, 2^61483997 is an apocalyptic number.

It is an amenable number.

61483997 is a deficient number, since it is larger than the sum of its proper divisors (1).

61483997 is an equidigital number, since it uses as much as digits as its factorization.

61483997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 61483997 is about 7841.1731902822. The cubic root of 61483997 is about 394.6880985966.

The spelling of 61483997 in words is "sixty-one million, four hundred eighty-three thousand, nine hundred ninety-seven".