3438135207 has 16 divisors (see below), whose sum is σ = 5485344480. Its totient is φ = 2115775296.

The previous prime is 3438135193. The next prime is 3438135251. The reversal of 3438135207 is 7025318343.

3438135207 is a `hidden beast` number, since 3 + 438 + 13 + 5 + 207 = 666.

It is not a de Polignac number, because 3438135207 - 2⁴ = 3438135191 is a prime.

It is a super-2 number, since 2×3438135207² = 23641547403225865698, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3438135707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4897278 + ... + 4897979.

It is an arithmetic number, because the mean of its divisors is an integer number (342834030).

Almost surely, 2^3438135207 is an apocalyptic number.

3438135207 is a deficient number, since it is larger than the sum of its proper divisors (2047209273).

3438135207 is a wasteful number, since it uses less digits than its factorization.

3438135207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9795279 (or 9795273 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 3438135207 is about 58635.6138110620. The cubic root of 3438135207 is about 1509.2956390665.

The spelling of 3438135207 in words is "three billion, four hundred thirty-eight million, one hundred thirty-five thousand, two hundred seven".