1481039369 has 4 divisors (see below), whose sum is σ = 1495418496. Its totient is φ = 1466660244.

The previous prime is 1481039363. The next prime is 1481039381. The reversal of 1481039369 is 9639301841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1481039369 - 2¹² = 1481035273 is a prime.

It is a super-2 number, since 2×1481039369² = 4386955225055836322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1481039363) 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, 7189409 + ... + 7189614.

It is an arithmetic number, because the mean of its divisors is an integer number (373854624).

Almost surely, 2^1481039369 is an apocalyptic number.

It is an amenable number.

1481039369 is a deficient number, since it is larger than the sum of its proper divisors (14379127).

1481039369 is a wasteful number, since it uses less digits than its factorization.

1481039369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14379126.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 1481039369 is about 38484.2743078260. The cubic root of 1481039369 is about 1139.8705529124.

The spelling of 1481039369 in words is "one billion, four hundred eighty-one million, thirty-nine thousand, three hundred sixty-nine".