2135574537 has 8 divisors (see below), whose sum is σ = 2859867840. Its totient is φ = 1417498800.

The previous prime is 2135574523. The next prime is 2135574569. The reversal of 2135574537 is 7354755312.

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

It is not a de Polignac number, because 2135574537 - 2¹⁵ = 2135541769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2135574517) 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, 1553589 + ... + 1554962.

It is an arithmetic number, because the mean of its divisors is an integer number (357483480).

Almost surely, 2^2135574537 is an apocalyptic number.

It is an amenable number.

2135574537 is a deficient number, since it is larger than the sum of its proper divisors (724293303).

2135574537 is a wasteful number, since it uses less digits than its factorization.

2135574537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108783.

The product of its digits is 441000, while the sum is 42.

The square root of 2135574537 is about 46212.2769077655. The cubic root of 2135574537 is about 1287.7698255228.

The spelling of 2135574537 in words is "two billion, one hundred thirty-five million, five hundred seventy-four thousand, five hundred thirty-seven".