1372009533 has 8 divisors (see below), whose sum is σ = 1846443168. Its totient is φ = 906124464.

The previous prime is 1372009453. The next prime is 1372009601. The reversal of 1372009533 is 3359002731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1372009533 - 2¹³ = 1372001341 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1372009494 and 1372009503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372009033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2136766 + ... + 2137407.

It is an arithmetic number, because the mean of its divisors is an integer number (230805396).

Almost surely, 2^1372009533 is an apocalyptic number.

It is an amenable number.

1372009533 is a deficient number, since it is larger than the sum of its proper divisors (474433635).

1372009533 is a wasteful number, since it uses less digits than its factorization.

1372009533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4274283.

The product of its (nonzero) digits is 17010, while the sum is 33.

The square root of 1372009533 is about 37040.6470380851. The cubic root of 1372009533 is about 1111.1833099592.

The spelling of 1372009533 in words is "one billion, three hundred seventy-two million, nine thousand, five hundred thirty-three".