1487162879 has 2 divisors, whose sum is σ = 1487162880. Its totient is φ = 1487162878.

The previous prime is 1487162849. The next prime is 1487162893. The reversal of 1487162879 is 9782617841.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1487162879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1487162879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1487162849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743581439 + 743581440.

It is an arithmetic number, because the mean of its divisors is an integer number (743581440).

Almost surely, 2^1487162879 is an apocalyptic number.

1487162879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487162879 is an equidigital number, since it uses as much as digits as its factorization.

1487162879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 53.

The square root of 1487162879 is about 38563.7508419500. The cubic root of 1487162879 is about 1141.4393635409.

The spelling of 1487162879 in words is "one billion, four hundred eighty-seven million, one hundred sixty-two thousand, eight hundred seventy-nine".