1481502733 has 4 divisors (see below), whose sum is σ = 1517636988. Its totient is φ = 1445368480.

The previous prime is 1481502731. The next prime is 1481502739. The reversal of 1481502733 is 3372051841.

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

It can be written as a sum of positive squares in 2 ways, for example, as 436726404 + 1044776329 = 20898^2 + 32323^2 .

It is a cyclic number.

It is not a de Polignac number, because 1481502733 - 2¹ = 1481502731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481502731) 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, 18067066 + ... + 18067147.

It is an arithmetic number, because the mean of its divisors is an integer number (379409247).

Almost surely, 2^1481502733 is an apocalyptic number.

It is an amenable number.

1481502733 is a deficient number, since it is larger than the sum of its proper divisors (36134255).

1481502733 is an equidigital number, since it uses as much as digits as its factorization.

1481502733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36134254.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1481502733 is about 38490.2940103086. The cubic root of 1481502733 is about 1139.9894153629.

The spelling of 1481502733 in words is "one billion, four hundred eighty-one million, five hundred two thousand, seven hundred thirty-three".