3145354994 has 8 divisors (see below), whose sum is σ = 4995563868. Its totient is φ = 1480167040.

The previous prime is 3145354991. The next prime is 3145354997. The reversal of 3145354994 is 4994535413.

It is an interprime number because it is at equal distance from previous prime (3145354991) and next prime (3145354997).

It can be written as a sum of positive squares in 2 ways, for example, as 3127605625 + 17749369 = 55925^2 + 4213^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3145354991) 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, 46255187 + ... + 46255254.

Almost surely, 2^3145354994 is an apocalyptic number.

3145354994 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3145354994 is a deficient number, since it is larger than the sum of its proper divisors (1850208874).

3145354994 is a wasteful number, since it uses less digits than its factorization.

3145354994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92510460.

The product of its digits is 1166400, while the sum is 47.

The square root of 3145354994 is about 56083.4645327836. The cubic root of 3145354994 is about 1465.1763145939.

The spelling of 3145354994 in words is "three billion, one hundred forty-five million, three hundred fifty-four thousand, nine hundred ninety-four".