3153739947 has 8 divisors (see below), whose sum is σ = 4426301760. Its totient is φ = 1991835720.

The previous prime is 3153739943. The next prime is 3153740017. The reversal of 3153739947 is 7499373513.

It is a happy number.

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

It is not a de Polignac number, because 3153739947 - 2² = 3153739943 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 3153739947.

It is not an unprimeable number, because it can be changed into a prime (3153739943) 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, 27664329 + ... + 27664442.

It is an arithmetic number, because the mean of its divisors is an integer number (553287720).

Almost surely, 2^3153739947 is an apocalyptic number.

3153739947 is a deficient number, since it is larger than the sum of its proper divisors (1272561813).

3153739947 is a wasteful number, since it uses less digits than its factorization.

3153739947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55328793.

The product of its digits is 2143260, while the sum is 51.

The square root of 3153739947 is about 56158.1690139556. The cubic root of 3153739947 is about 1466.4771252363.

The spelling of 3153739947 in words is "three billion, one hundred fifty-three million, seven hundred thirty-nine thousand, nine hundred forty-seven".