2152550403 has 16 divisors (see below), whose sum is σ = 3210372000. Its totient is φ = 1425399840.

The previous prime is 2152550399. The next prime is 2152550417. The reversal of 2152550403 is 3040552512.

It is a happy number.

2152550403 is a `hidden beast` number, since 2 + 1 + 5 + 255 + 0 + 403 = 666.

It is not a de Polignac number, because 2152550403 - 2² = 2152550399 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2152550483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263508 + ... + 271553.

It is an arithmetic number, because the mean of its divisors is an integer number (200648250).

Almost surely, 2^2152550403 is an apocalyptic number.

2152550403 is a deficient number, since it is larger than the sum of its proper divisors (1057821597).

2152550403 is a wasteful number, since it uses less digits than its factorization.

2152550403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535219 (or 535213 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2152550403 is about 46395.5860292765. The cubic root of 2152550403 is about 1291.1730217222.

The spelling of 2152550403 in words is "two billion, one hundred fifty-two million, five hundred fifty thousand, four hundred three".