2151353034 has 40 divisors (see below), whose sum is σ = 4874821380. Its totient is φ = 709055424.

The previous prime is 2151353027. The next prime is 2151353041. The reversal of 2151353034 is 4303531512.

It is an interprime number because it is at equal distance from previous prime (2151353027) and next prime (2151353041).

It can be written as a sum of positive squares in 2 ways, for example, as 1988714025 + 162639009 = 44595^2 + 12753^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2151352989 and 2151353007.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60189 + ... + 89024.

Almost surely, 2^2151353034 is an apocalyptic number.

2151353034 is an abundant number, since it is smaller than the sum of its proper divisors (2723468346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2151353034 is a wasteful number, since it uses less digits than its factorization.

2151353034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149316 (or 149307 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 2151353034 is about 46382.6803235863. The cubic root of 2151353034 is about 1290.9335697531.

Adding to 2151353034 its reverse (4303531512), we get a palindrome (6454884546).

It can be divided in two parts, 21513 and 53034, that added together give a palindrome (74547).

The spelling of 2151353034 in words is "two billion, one hundred fifty-one million, three hundred fifty-three thousand, thirty-four".