3461431509 has 16 divisors (see below), whose sum is σ = 5130987840. Its totient is φ = 2306297520.

The previous prime is 3461431469. The next prime is 3461431543. The reversal of 3461431509 is 9051341643.

3461431509 is a `hidden beast` number, since 3 + 4 + 6 + 143 + 1 + 509 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-3461431509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3461431559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12379 + ... + 84119.

It is an arithmetic number, because the mean of its divisors is an integer number (320686740).

Almost surely, 2^3461431509 is an apocalyptic number.

It is an amenable number.

3461431509 is a deficient number, since it is larger than the sum of its proper divisors (1669556331).

3461431509 is a wasteful number, since it uses less digits than its factorization.

3461431509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73537 (or 73531 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 3461431509 is about 58833.9316126332. The cubic root of 3461431509 is about 1512.6968907358.

The spelling of 3461431509 in words is "three billion, four hundred sixty-one million, four hundred thirty-one thousand, five hundred nine".