2151102603 has 16 divisors (see below), whose sum is σ = 3134867456. Its totient is φ = 1303996320.

The previous prime is 2151102553. The next prime is 2151102713. The reversal of 2151102603 is 3062011512.

It is not a de Polignac number, because 2151102603 - 2¹⁶ = 2151037067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2151102603.

It is not an unprimeable number, because it can be changed into a prime (2151102103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409003 + ... + 414228.

It is an arithmetic number, because the mean of its divisors is an integer number (195929216).

Almost surely, 2^2151102603 is an apocalyptic number.

2151102603 is a deficient number, since it is larger than the sum of its proper divisors (983764853).

2151102603 is a wasteful number, since it uses less digits than its factorization.

2151102603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823314.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2151102603 is about 46379.9806274216. The cubic root of 2151102603 is about 1290.8834768852.

The spelling of 2151102603 in words is "two billion, one hundred fifty-one million, one hundred two thousand, six hundred three".