130649497 has 8 divisors (see below), whose sum is σ = 143033760. Its totient is φ = 118349760.

The previous prime is 130649447. The next prime is 130649503. The reversal of 130649497 is 794946031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130649497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130649417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17872 + ... + 24097.

It is an arithmetic number, because the mean of its divisors is an integer number (17879220).

Almost surely, 2^130649497 is an apocalyptic number.

It is an amenable number.

130649497 is a deficient number, since it is larger than the sum of its proper divisors (12384263).

130649497 is a wasteful number, since it uses less digits than its factorization.

130649497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42263.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 130649497 is about 11430.2010918444. The cubic root of 130649497 is about 507.4219469533.

The spelling of 130649497 in words is "one hundred thirty million, six hundred forty-nine thousand, four hundred ninety-seven".