1001132479 has 2 divisors, whose sum is σ = 1001132480. Its totient is φ = 1001132478.

The previous prime is 1001132459. The next prime is 1001132563. The reversal of 1001132479 is 9742311001.

It is a weak prime.

It is an emirp because it is prime and its reverse (9742311001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1001132479 - 2⁷ = 1001132351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001132459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500566239 + 500566240.

It is an arithmetic number, because the mean of its divisors is an integer number (500566240).

Almost surely, 2^1001132479 is an apocalyptic number.

1001132479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001132479 is an equidigital number, since it uses as much as digits as its factorization.

1001132479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1001132479 is about 31640.6776002032. The cubic root of 1001132479 is about 1000.3773505886.

The spelling of 1001132479 in words is "one billion, one million, one hundred thirty-two thousand, four hundred seventy-nine".