61323707 has 4 divisors (see below), whose sum is σ = 61351440. Its totient is φ = 61295976.

The previous prime is 61323701. The next prime is 61323737. The reversal of 61323707 is 70732316.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61323707 - 2¹⁰ = 61322683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61323707.

It is not an unprimeable number, because it can be changed into a prime (61323701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10232 + ... + 15077.

It is an arithmetic number, because the mean of its divisors is an integer number (15337860).

Almost surely, 2^61323707 is an apocalyptic number.

61323707 is a deficient number, since it is larger than the sum of its proper divisors (27733).

61323707 is a wasteful number, since it uses less digits than its factorization.

61323707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27732.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 61323707 is about 7830.9454729298. The cubic root of 61323707 is about 394.3448135387.

The spelling of 61323707 in words is "sixty-one million, three hundred twenty-three thousand, seven hundred seven".