3134640145 has 32 divisors (see below), whose sum is σ = 4663507968. Its totient is φ = 1969602048.

The previous prime is 3134640139. The next prime is 3134640191. The reversal of 3134640145 is 5410464313.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3134640145 - 2¹⁷ = 3134509073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37192 + ... + 87478.

It is an arithmetic number, because the mean of its divisors is an integer number (145734624).

Almost surely, 2^3134640145 is an apocalyptic number.

3134640145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3134640145 is a deficient number, since it is larger than the sum of its proper divisors (1528867823).

3134640145 is a wasteful number, since it uses less digits than its factorization.

3134640145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50449.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 3134640145 is about 55987.8571209865. The cubic root of 3134640145 is about 1463.5106834734.

The spelling of 3134640145 in words is "three billion, one hundred thirty-four million, six hundred forty thousand, one hundred forty-five".