2151535414 has 64 divisors (see below), whose sum is σ = 4134528000. Its totient is φ = 835458624.

The previous prime is 2151535411. The next prime is 2151535447. The reversal of 2151535414 is 4145351512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151535411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296194 + ... + 303370.

It is an arithmetic number, because the mean of its divisors is an integer number (64602000).

Almost surely, 2^2151535414 is an apocalyptic number.

2151535414 is a deficient number, since it is larger than the sum of its proper divisors (1982992586).

2151535414 is a wasteful number, since it uses less digits than its factorization.

2151535414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7242 (or 7228 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 2151535414 is about 46384.6463175047. The cubic root of 2151535414 is about 1290.9700481627.

Adding to 2151535414 its reverse (4145351512), we get a palindrome (6296886926).

The spelling of 2151535414 in words is "two billion, one hundred fifty-one million, five hundred thirty-five thousand, four hundred fourteen".