3401429991 has 4 divisors (see below), whose sum is σ = 4535239992. Its totient is φ = 2267619992.

The previous prime is 3401429959. The next prime is 3401430031. The reversal of 3401429991 is 1999241043.

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

It is a cyclic number.

It is not a de Polignac number, because 3401429991 - 2⁵ = 3401429959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3401429791) 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, 566904996 + ... + 566905001.

It is an arithmetic number, because the mean of its divisors is an integer number (1133809998).

Almost surely, 2^3401429991 is an apocalyptic number.

3401429991 is a deficient number, since it is larger than the sum of its proper divisors (1133810001).

3401429991 is a wasteful number, since it uses less digits than its factorization.

3401429991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133810000.

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 3401429991 is about 58321.7797310747. The cubic root of 3401429991 is about 1503.9053774160.

The spelling of 3401429991 in words is "three billion, four hundred one million, four hundred twenty-nine thousand, nine hundred ninety-one".