1527099479 has 4 divisors (see below), whose sum is σ = 1528075584. Its totient is φ = 1526123376.

The previous prime is 1527099451. The next prime is 1527099491. The reversal of 1527099479 is 9749907251.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1527099479 - 2¹⁶ = 1527033943 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1527099479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1527699479) 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, 485702 + ... + 488835.

It is an arithmetic number, because the mean of its divisors is an integer number (382018896).

Almost surely, 2^1527099479 is an apocalyptic number.

1527099479 is a deficient number, since it is larger than the sum of its proper divisors (976105).

1527099479 is an equidigital number, since it uses as much as digits as its factorization.

1527099479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976104.

The product of its (nonzero) digits is 1428840, while the sum is 53.

The square root of 1527099479 is about 39078.1202081165. The cubic root of 1527099479 is about 1151.5667313476.

The spelling of 1527099479 in words is "one billion, five hundred twenty-seven million, ninety-nine thousand, four hundred seventy-nine".