1461337494 has 32 divisors (see below), whose sum is σ = 2953500000. Its totient is φ = 481987584.

The previous prime is 1461337487. The next prime is 1461337517. The reversal of 1461337494 is 4947331641.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815952 + ... + 817740.

It is an arithmetic number, because the mean of its divisors is an integer number (92296875).

Almost surely, 2^1461337494 is an apocalyptic number.

1461337494 is an abundant number, since it is smaller than the sum of its proper divisors (1492162506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1461337494 is a wasteful number, since it uses less digits than its factorization.

1461337494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152.

The product of its digits is 217728, while the sum is 42.

The square root of 1461337494 is about 38227.4442514799. Note that the first 3 decimals coincide. The cubic root of 1461337494 is about 1134.7935075582.

The spelling of 1461337494 in words is "one billion, four hundred sixty-one million, three hundred thirty-seven thousand, four hundred ninety-four".