1461463477 has 4 divisors (see below), whose sum is σ = 1462489056. Its totient is φ = 1460437900.

The previous prime is 1461463387. The next prime is 1461463483. The reversal of 1461463477 is 7743641641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1461463477 - 2¹⁵ = 1461430709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461463177) 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, 510649 + ... + 513502.

It is an arithmetic number, because the mean of its divisors is an integer number (365622264).

Almost surely, 2^1461463477 is an apocalyptic number.

It is an amenable number.

1461463477 is a deficient number, since it is larger than the sum of its proper divisors (1025579).

1461463477 is a wasteful number, since it uses less digits than its factorization.

1461463477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025578.

The product of its digits is 338688, while the sum is 43.

The square root of 1461463477 is about 38229.0920242686. The cubic root of 1461463477 is about 1134.8261170873.

The spelling of 1461463477 in words is "one billion, four hundred sixty-one million, four hundred sixty-three thousand, four hundred seventy-seven".