7547020130 has 32 divisors (see below), whose sum is σ = 15265684224. Its totient is φ = 2665434816.

The previous prime is 7547020123. The next prime is 7547020147. The reversal of 7547020130 is 310207457.

It is a junction number, because it is equal to n+sod(n) for n = 7547020093 and 7547020102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1259054 + ... + 1265033.

It is an arithmetic number, because the mean of its divisors is an integer number (477052632).

Almost surely, 2^7547020130 is an apocalyptic number.

7547020130 is an abundant number, since it is smaller than the sum of its proper divisors (7718664094).

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

7547020130 is a wasteful number, since it uses less digits than its factorization.

7547020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2524130.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 7547020130 is about 86873.5870676467. The cubic root of 7547020130 is about 1961.5159147483.

Adding to 7547020130 its reverse (310207457), we get a palindrome (7857227587).

The spelling of 7547020130 in words is "seven billion, five hundred forty-seven million, twenty thousand, one hundred thirty".