2672145349 has 2 divisors, whose sum is σ = 2672145350. Its totient is φ = 2672145348.

The previous prime is 2672145317. The next prime is 2672145397. The reversal of 2672145349 is 9435412762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2006144100 + 666001249 = 44790^2 + 25807^2 .

It is a cyclic number.

It is not a de Polignac number, because 2672145349 - 2⁵ = 2672145317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2672145449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1336072674 + 1336072675.

It is an arithmetic number, because the mean of its divisors is an integer number (1336072675).

Almost surely, 2^2672145349 is an apocalyptic number.

It is an amenable number.

2672145349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2672145349 is an equidigital number, since it uses as much as digits as its factorization.

2672145349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The square root of 2672145349 is about 51692.7978445741. The cubic root of 2672145349 is about 1387.6715756117.

The spelling of 2672145349 in words is "two billion, six hundred seventy-two million, one hundred forty-five thousand, three hundred forty-nine".