153300121 has 4 divisors (see below), whose sum is σ = 165092452. Its totient is φ = 141507792.

The previous prime is 153300109. The next prime is 153300131. The reversal of 153300121 is 121003351.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24364096 + 128936025 = 4936^2 + 11355^2 .

It is a cyclic number.

It is not a de Polignac number, because 153300121 - 2⁹ = 153299609 is a prime.

It is a super-2 number, since 2×153300121² = 47001854197229282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153300095 and 153300104.

It is not an unprimeable number, because it can be changed into a prime (153300131) 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, 5896146 + ... + 5896171.

It is an arithmetic number, because the mean of its divisors is an integer number (41273113).

Almost surely, 2^153300121 is an apocalyptic number.

It is an amenable number.

153300121 is a deficient number, since it is larger than the sum of its proper divisors (11792331).

153300121 is a wasteful number, since it uses less digits than its factorization.

153300121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11792330.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 153300121 is about 12381.4426057709. The cubic root of 153300121 is about 535.1976106409.

Adding to 153300121 its reverse (121003351), we get a palindrome (274303472).

The spelling of 153300121 in words is "one hundred fifty-three million, three hundred thousand, one hundred twenty-one".