1015665130 has 8 divisors (see below), whose sum is σ = 1828197252. Its totient is φ = 406266048.

The previous prime is 1015665103. The next prime is 1015665137. The reversal of 1015665130 is 315665101.

It can be written as a sum of positive squares in 2 ways, for example, as 824091849 + 191573281 = 28707^2 + 13841^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1015665137) 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, 50783247 + ... + 50783266.

Almost surely, 2^1015665130 is an apocalyptic number.

1015665130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1015665130 is a deficient number, since it is larger than the sum of its proper divisors (812532122).

1015665130 is a wasteful number, since it uses less digits than its factorization.

1015665130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101566520.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 1015665130 is about 31869.5015649759. The cubic root of 1015665130 is about 1005.1946785888.

The spelling of 1015665130 in words is "one billion, fifteen million, six hundred sixty-five thousand, one hundred thirty".