51194097 has 24 divisors (see below), whose sum is σ = 76144224. Its totient is φ = 33130944.

The previous prime is 51194093. The next prime is 51194111. The reversal of 51194097 is 79049115.

It is not a de Polignac number, because 51194097 - 2² = 51194093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51194093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43438 + ... + 44600.

It is an arithmetic number, because the mean of its divisors is an integer number (3172676).

Almost surely, 2^51194097 is an apocalyptic number.

It is an amenable number.

51194097 is a deficient number, since it is larger than the sum of its proper divisors (24950127).

51194097 is a wasteful number, since it uses less digits than its factorization.

51194097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 51194097 is about 7155.0050314448. The cubic root of 51194097 is about 371.3128356724.

It can be divided in two parts, 5119 and 4097, that added together give a square (9216 = 96²).

The spelling of 51194097 in words is "fifty-one million, one hundred ninety-four thousand, ninety-seven".