3145105474 has 12 divisors (see below), whose sum is σ = 5487888294. Its totient is φ = 1347902304.

The previous prime is 3145105433. The next prime is 3145105493. The reversal of 3145105474 is 4745015413.

It can be written as a sum of positive squares in only one way, i.e., 1822692249 + 1322413225 = 42693^2 + 36365^2 .

It is a super-3 number, since 3×3145105474³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16046359 + ... + 16046554.

Almost surely, 2^3145105474 is an apocalyptic number.

3145105474 is a deficient number, since it is larger than the sum of its proper divisors (2342782820).

3145105474 is a wasteful number, since it uses less digits than its factorization.

3145105474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32092929 (or 32092922 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 3145105474 is about 56081.2399470625. The cubic root of 3145105474 is about 1465.1375695807.

The spelling of 3145105474 in words is "three billion, one hundred forty-five million, one hundred five thousand, four hundred seventy-four".