51136001 has 8 divisors (see below), whose sum is σ = 58579584. Its totient is φ = 43727040.

The previous prime is 51135991. The next prime is 51136009. The reversal of 51136001 is 10063115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-51136001 is a prime.

It is a super-2 number, since 2×51136001² = 5229781196544002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51136009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5405 + ... + 11466.

It is an arithmetic number, because the mean of its divisors is an integer number (7322448).

Almost surely, 2^51136001 is an apocalyptic number.

It is an amenable number.

51136001 is a deficient number, since it is larger than the sum of its proper divisors (7443583).

51136001 is a wasteful number, since it uses less digits than its factorization.

51136001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17311.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 51136001 is about 7150.9440635485. The cubic root of 51136001 is about 371.1723249694.

Adding to 51136001 its reverse (10063115), we get a palindrome (61199116).

The spelling of 51136001 in words is "fifty-one million, one hundred thirty-six thousand, one".