2135426345 has 16 divisors (see below), whose sum is σ = 2800822080. Its totient is φ = 1553390784.

The previous prime is 2135426323. The next prime is 2135426357. The reversal of 2135426345 is 5436245312.

It is a cyclic number.

It is not a de Polignac number, because 2135426345 - 2¹² = 2135422249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240815 + ... + 249524.

It is an arithmetic number, because the mean of its divisors is an integer number (175051380).

Almost surely, 2^2135426345 is an apocalyptic number.

It is an amenable number.

2135426345 is a deficient number, since it is larger than the sum of its proper divisors (665395735).

2135426345 is a wasteful number, since it uses less digits than its factorization.

2135426345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490424.

The product of its digits is 86400, while the sum is 35.

The square root of 2135426345 is about 46210.6734964986. The cubic root of 2135426345 is about 1287.7400378167.

The spelling of 2135426345 in words is "two billion, one hundred thirty-five million, four hundred twenty-six thousand, three hundred forty-five".