153015030 has 96 divisors (see below), whose sum is σ = 459950400. Its totient is φ = 34569216.

The previous prime is 153015007. The next prime is 153015059. The reversal of 153015030 is 30510351.

153015030 = 470² + 471² + ... + 825².

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 153014994 and 153015012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54706 + ... + 57434.

It is an arithmetic number, because the mean of its divisors is an integer number (4791150).

Almost surely, 2^153015030 is an apocalyptic number.

153015030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 153015030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229975200).

153015030 is an abundant number, since it is smaller than the sum of its proper divisors (306935370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153015030 is a wasteful number, since it uses less digits than its factorization.

153015030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838 (or 2835 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 153015030 is about 12369.9244136737. The cubic root of 153015030 is about 534.8656372047.

Adding to 153015030 its reverse (30510351), we get a palindrome (183525381).

The spelling of 153015030 in words is "one hundred fifty-three million, fifteen thousand, thirty".