61051384 has 16 divisors (see below), whose sum is σ = 119448720. Its totient is φ = 29198400.

The previous prime is 61051381. The next prime is 61051387. The reversal of 61051384 is 48315016.

It is an interprime number because it is at equal distance from previous prime (61051381) and next prime (61051387).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61051381) 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, 165717 + ... + 166084.

It is an arithmetic number, because the mean of its divisors is an integer number (7465545).

Almost surely, 2^61051384 is an apocalyptic number.

It is an amenable number.

61051384 is a deficient number, since it is larger than the sum of its proper divisors (58397336).

61051384 is a wasteful number, since it uses less digits than its factorization.

61051384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331830 (or 331826 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 61051384 is about 7813.5385069762. The cubic root of 61051384 is about 393.7602189672.

The spelling of 61051384 in words is "sixty-one million, fifty-one thousand, three hundred eighty-four".