2152150403 has 4 divisors (see below), whose sum is σ = 2317700448. Its totient is φ = 1986600360.

The previous prime is 2152150397. The next prime is 2152150423. The reversal of 2152150403 is 3040512512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2152150403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2152150423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82775003 + ... + 82775028.

It is an arithmetic number, because the mean of its divisors is an integer number (579425112).

Almost surely, 2^2152150403 is an apocalyptic number.

2152150403 is a deficient number, since it is larger than the sum of its proper divisors (165550045).

2152150403 is a wasteful number, since it uses less digits than its factorization.

2152150403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165550044.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2152150403 is about 46391.2750740912. The cubic root of 2152150403 is about 1291.0930388946.

Adding to 2152150403 its reverse (3040512512), we get a palindrome (5192662915).

The spelling of 2152150403 in words is "two billion, one hundred fifty-two million, one hundred fifty thousand, four hundred three".