2252153021 has 8 divisors (see below), whose sum is σ = 2340861600. Its totient is φ = 2164181040.

The previous prime is 2252152967. The next prime is 2252153023. The reversal of 2252153021 is 1203512522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2252153021 - 2⁶ = 2252152957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252153023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177911 + ... + 190148.

It is an arithmetic number, because the mean of its divisors is an integer number (292607700).

Almost surely, 2^2252153021 is an apocalyptic number.

It is an amenable number.

2252153021 is a deficient number, since it is larger than the sum of its proper divisors (88708579).

2252153021 is a wasteful number, since it uses less digits than its factorization.

2252153021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368299.

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

The square root of 2252153021 is about 47456.8543099940. The cubic root of 2252153021 is about 1310.7885276558.

Adding to 2252153021 its reverse (1203512522), we get a palindrome (3455665543).

The spelling of 2252153021 in words is "two billion, two hundred fifty-two million, one hundred fifty-three thousand, twenty-one".