9951534134 has 16 divisors (see below), whose sum is σ = 15371235600. Its totient is φ = 4828499424.

The previous prime is 9951534127. The next prime is 9951534139. The reversal of 9951534134 is 4314351599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9951534139) 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, 149369 + ... + 205460.

It is an arithmetic number, because the mean of its divisors is an integer number (960702225).

Almost surely, 2^9951534134 is an apocalyptic number.

9951534134 is a deficient number, since it is larger than the sum of its proper divisors (5419701466).

9951534134 is a wasteful number, since it uses less digits than its factorization.

9951534134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355247.

The product of its digits is 291600, while the sum is 44.

The square root of 9951534134 is about 99757.3763387951. The cubic root of 9951534134 is about 2150.9485004784.

The spelling of 9951534134 in words is "nine billion, nine hundred fifty-one million, five hundred thirty-four thousand, one hundred thirty-four".