5151640134 has 16 divisors (see below), whose sum is σ = 10372431600. Its totient is φ = 1705688160.

The previous prime is 5151640111. The next prime is 5151640139. The reversal of 5151640134 is 4310461515.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151640139) 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, 2880337 + ... + 2882124.

It is an arithmetic number, because the mean of its divisors is an integer number (648276975).

Almost surely, 2^5151640134 is an apocalyptic number.

5151640134 is an abundant number, since it is smaller than the sum of its proper divisors (5220791466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5151640134 is a wasteful number, since it uses less digits than its factorization.

5151640134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762615.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 5151640134 is about 71774.9269174132. The cubic root of 5151640134 is about 1727.0908075302.

The spelling of 5151640134 in words is "five billion, one hundred fifty-one million, six hundred forty thousand, one hundred thirty-four".