2134540015 has 8 divisors (see below), whose sum is σ = 2615947200. Its totient is φ = 1671299232.

The previous prime is 2134540007. The next prime is 2134540019. The reversal of 2134540015 is 5100454312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2134540015 - 2³ = 2134540007 is a prime.

It is a super-2 number, since 2×2134540015² = 9112522151272400450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134540019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4541340 + ... + 4541809.

It is an arithmetic number, because the mean of its divisors is an integer number (326993400).

Almost surely, 2^2134540015 is an apocalyptic number.

2134540015 is a deficient number, since it is larger than the sum of its proper divisors (481407185).

2134540015 is an equidigital number, since it uses as much as digits as its factorization.

2134540015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9083201.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2134540015 is about 46201.0824007404. The cubic root of 2134540015 is about 1287.5618500466.

Adding to 2134540015 its reverse (5100454312), we get a palindrome (7234994327).

The spelling of 2134540015 in words is "two billion, one hundred thirty-four million, five hundred forty thousand, fifteen".