2045371402 has 8 divisors (see below), whose sum is σ = 3098434212. Its totient is φ = 1012560000.

The previous prime is 2045371399. The next prime is 2045371403. The reversal of 2045371402 is 2041735402.

It can be written as a sum of positive squares in 2 ways, for example, as 2033198281 + 12173121 = 45091^2 + 3489^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2045371403) 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, 5062599 + ... + 5063002.

Almost surely, 2^2045371402 is an apocalyptic number.

2045371402 is a deficient number, since it is larger than the sum of its proper divisors (1053062810).

2045371402 is a wasteful number, since it uses less digits than its factorization.

2045371402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10125704.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2045371402 is about 45225.7824918486. The cubic root of 2045371402 is about 1269.3772965626.

The spelling of 2045371402 in words is "two billion, forty-five million, three hundred seventy-one thousand, four hundred two".