75603130 has 8 divisors (see below), whose sum is σ = 136085652. Its totient is φ = 30241248.

The previous prime is 75603091. The next prime is 75603161. The reversal of 75603130 is 3130657.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 72709729 + 2893401 = 8527^2 + 1701^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 75603095 and 75603104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3780147 + ... + 3780166.

Almost surely, 2^75603130 is an apocalyptic number.

75603130 is a deficient number, since it is larger than the sum of its proper divisors (60482522).

75603130 is a wasteful number, since it uses less digits than its factorization.

75603130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7560320.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 75603130 is about 8695.0060379508. The cubic root of 75603130 is about 422.8437593050.

Adding to 75603130 its reverse (3130657), we get a palindrome (78733787).

The spelling of 75603130 in words is "seventy-five million, six hundred three thousand, one hundred thirty".