61235893 has 2 divisors, whose sum is σ = 61235894. Its totient is φ = 61235892.

The previous prime is 61235857. The next prime is 61235897. The reversal of 61235893 is 39853216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50951044 + 10284849 = 7138^2 + 3207^2 .

It is a cyclic number.

It is not a de Polignac number, because 61235893 - 2⁹ = 61235381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61235897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30617946 + 30617947.

It is an arithmetic number, because the mean of its divisors is an integer number (30617947).

Almost surely, 2^61235893 is an apocalyptic number.

It is an amenable number.

61235893 is a deficient number, since it is larger than the sum of its proper divisors (1).

61235893 is an equidigital number, since it uses as much as digits as its factorization.

61235893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 61235893 is about 7825.3366061787. The cubic root of 61235893 is about 394.1564930147.

It can be divided in two parts, 61235 and 893, that added together give a triangular number (62128 = T₃₅₂).

The spelling of 61235893 in words is "sixty-one million, two hundred thirty-five thousand, eight hundred ninety-three".