61433497 has 2 divisors, whose sum is σ = 61433498. Its totient is φ = 61433496.

The previous prime is 61433453. The next prime is 61433503. The reversal of 61433497 is 79433416.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57517056 + 3916441 = 7584^2 + 1979^2 .

It is a cyclic number.

It is not a de Polignac number, because 61433497 - 2²³ = 53044889 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61433417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30716748 + 30716749.

It is an arithmetic number, because the mean of its divisors is an integer number (30716749).

Almost surely, 2^61433497 is an apocalyptic number.

It is an amenable number.

61433497 is a deficient number, since it is larger than the sum of its proper divisors (1).

61433497 is an equidigital number, since it uses as much as digits as its factorization.

61433497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 37.

The square root of 61433497 is about 7837.9523473928. The cubic root of 61433497 is about 394.5800097201.

The spelling of 61433497 in words is "sixty-one million, four hundred thirty-three thousand, four hundred ninety-seven".