3400154991 has 12 divisors (see below), whose sum is σ = 4912630632. Its totient is φ = 2266172016.

The previous prime is 3400154987. The next prime is 3400155029. The reversal of 3400154991 is 1994510043.

It is a happy number.

It is not a de Polignac number, because 3400154991 - 2² = 3400154987 is a prime.

It is a super-2 number, since 2×3400154991² = 23122107925644420162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400154591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12336 + ... + 83381.

It is an arithmetic number, because the mean of its divisors is an integer number (409385886).

Almost surely, 2^3400154991 is an apocalyptic number.

3400154991 is a deficient number, since it is larger than the sum of its proper divisors (1512475641).

3400154991 is a wasteful number, since it uses less digits than its factorization.

3400154991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99670 (or 99667 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 3400154991 is about 58310.8479701676. The cubic root of 3400154991 is about 1503.7174447920.

The spelling of 3400154991 in words is "three billion, four hundred million, one hundred fifty-four thousand, nine hundred ninety-one".