9154939434 has 16 divisors (see below), whose sum is σ = 18339466080. Its totient is φ = 3046715280.

The previous prime is 9154939403. The next prime is 9154939447. The reversal of 9154939434 is 4349394519.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1228777 + ... + 1236204.

It is an arithmetic number, because the mean of its divisors is an integer number (1146216630).

Almost surely, 2^9154939434 is an apocalyptic number.

9154939434 is an abundant number, since it is smaller than the sum of its proper divisors (9184526646).

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

9154939434 is a wasteful number, since it uses less digits than its factorization.

9154939434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465605.

The product of its digits is 2099520, while the sum is 51.

The square root of 9154939434 is about 95681.4477001681. The cubic root of 9154939434 is about 2091.9525287886.

The spelling of 9154939434 in words is "nine billion, one hundred fifty-four million, nine hundred thirty-nine thousand, four hundred thirty-four".