3401291947 has 4 divisors (see below), whose sum is σ = 3414224880. Its totient is φ = 3388359016.

The previous prime is 3401291921. The next prime is 3401291953. The reversal of 3401291947 is 7491921043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3401291947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3401291147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6466072 + ... + 6466597.

It is an arithmetic number, because the mean of its divisors is an integer number (853556220).

Almost surely, 2^3401291947 is an apocalyptic number.

3401291947 is a deficient number, since it is larger than the sum of its proper divisors (12932933).

3401291947 is a wasteful number, since it uses less digits than its factorization.

3401291947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12932932.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 3401291947 is about 58320.5962503814. The cubic root of 3401291947 is about 1503.8850322550.

The spelling of 3401291947 in words is "three billion, four hundred one million, two hundred ninety-one thousand, nine hundred forty-seven".