153340253 has 4 divisors (see below), whose sum is σ = 167280288. Its totient is φ = 139400220.

The previous prime is 153340211. The next prime is 153340261. The reversal of 153340253 is 352043351.

153340253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 153340253 - 2⁶ = 153340189 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 (153340553) 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, 6970001 + ... + 6970022.

It is an arithmetic number, because the mean of its divisors is an integer number (41820072).

Almost surely, 2^153340253 is an apocalyptic number.

It is an amenable number.

153340253 is a deficient number, since it is larger than the sum of its proper divisors (13940035).

153340253 is a wasteful number, since it uses less digits than its factorization.

153340253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13940034.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 153340253 is about 12383.0631509332. The cubic root of 153340253 is about 535.2443091831.

The spelling of 153340253 in words is "one hundred fifty-three million, three hundred forty thousand, two hundred fifty-three".