61146359 has 2 divisors, whose sum is σ = 61146360. Its totient is φ = 61146358.

The previous prime is 61146317. The next prime is 61146383. The reversal of 61146359 is 95364116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61146359 - 2⁸ = 61146103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61143359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30573179 + 30573180.

It is an arithmetic number, because the mean of its divisors is an integer number (30573180).

Almost surely, 2^61146359 is an apocalyptic number.

61146359 is a deficient number, since it is larger than the sum of its proper divisors (1).

61146359 is an equidigital number, since it uses as much as digits as its factorization.

61146359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 61146359 is about 7819.6137372635. The cubic root of 61146359 is about 393.9642984305.

The spelling of 61146359 in words is "sixty-one million, one hundred forty-six thousand, three hundred fifty-nine".