2673145157 has 4 divisors (see below), whose sum is σ = 2680312140. Its totient is φ = 2665978176.

The previous prime is 2673145147. The next prime is 2673145201. The reversal of 2673145157 is 7515413762.

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 2011163716 + 661981441 = 44846^2 + 25729^2 .

It is a cyclic number.

It is not a de Polignac number, because 2673145157 - 2⁴ = 2673145141 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 (2673145117) 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, 3582932 + ... + 3583677.

It is an arithmetic number, because the mean of its divisors is an integer number (670078035).

Almost surely, 2^2673145157 is an apocalyptic number.

It is an amenable number.

2673145157 is a deficient number, since it is larger than the sum of its proper divisors (7166983).

2673145157 is an equidigital number, since it uses as much as digits as its factorization.

2673145157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7166982.

The product of its digits is 176400, while the sum is 41.

The square root of 2673145157 is about 51702.4676103569. The cubic root of 2673145157 is about 1387.8446241003.

The spelling of 2673145157 in words is "two billion, six hundred seventy-three million, one hundred forty-five thousand, one hundred fifty-seven".