134140815 has 48 divisors (see below), whose sum is σ = 238492800. Its totient is φ = 69728256.

The previous prime is 134140801. The next prime is 134140859. The reversal of 134140815 is 518041431.

It is a happy number.

It is not a de Polignac number, because 134140815 - 2¹² = 134136719 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 344641 + ... + 345029.

It is an arithmetic number, because the mean of its divisors is an integer number (4968600).

Almost surely, 2^134140815 is an apocalyptic number.

134140815 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134140815 is a deficient number, since it is larger than the sum of its proper divisors (104351985).

134140815 is a wasteful number, since it uses less digits than its factorization.

134140815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 134140815 is about 11581.9175873428. The cubic root of 134140815 is about 511.9021813758.

The spelling of 134140815 in words is "one hundred thirty-four million, one hundred forty thousand, eight hundred fifteen".