1373672101 has 4 divisors (see below), whose sum is σ = 1410798412. Its totient is φ = 1336545792.

The previous prime is 1373672081. The next prime is 1373672107. The reversal of 1373672101 is 1012763731.

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 1211109601 + 162562500 = 34801^2 + 12750^2 .

It is a cyclic number.

It is not a de Polignac number, because 1373672101 - 2¹⁹ = 1373147813 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 (1373672107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18563100 + ... + 18563173.

It is an arithmetic number, because the mean of its divisors is an integer number (352699603).

Almost surely, 2^1373672101 is an apocalyptic number.

It is an amenable number.

1373672101 is a deficient number, since it is larger than the sum of its proper divisors (37126311).

1373672101 is an equidigital number, since it uses as much as digits as its factorization.

1373672101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37126310.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1373672101 is about 37063.0827239181. The cubic root of 1373672101 is about 1111.6319638138.

The spelling of 1373672101 in words is "one billion, three hundred seventy-three million, six hundred seventy-two thousand, one hundred one".