1481731159 has 2 divisors, whose sum is σ = 1481731160. Its totient is φ = 1481731158.

The previous prime is 1481731081. The next prime is 1481731213. The reversal of 1481731159 is 9511371841.

It is a strong prime.

It is an emirp because it is prime and its reverse (9511371841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1481731159 - 2¹³ = 1481722967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481761159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740865579 + 740865580.

It is an arithmetic number, because the mean of its divisors is an integer number (740865580).

Almost surely, 2^1481731159 is an apocalyptic number.

1481731159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481731159 is an equidigital number, since it uses as much as digits as its factorization.

1481731159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 40.

The square root of 1481731159 is about 38493.2612154387. The cubic root of 1481731159 is about 1140.0480022365.

The spelling of 1481731159 in words is "one billion, four hundred eighty-one million, seven hundred thirty-one thousand, one hundred fifty-nine".