1461947467 has 2 divisors, whose sum is σ = 1461947468. Its totient is φ = 1461947466.

The previous prime is 1461947429. The next prime is 1461947479. The reversal of 1461947467 is 7647491641.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7647491641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1461947467 - 2²³ = 1453558859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1461947467.

It is not a weakly prime, because it can be changed into another prime (1461947407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730973733 + 730973734.

It is an arithmetic number, because the mean of its divisors is an integer number (730973734).

Almost surely, 2^1461947467 is an apocalyptic number.

1461947467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461947467 is an equidigital number, since it uses as much as digits as its factorization.

1461947467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 49.

The square root of 1461947467 is about 38235.4216270725. The cubic root of 1461947467 is about 1134.9513759759.

The spelling of 1461947467 in words is "one billion, four hundred sixty-one million, nine hundred forty-seven thousand, four hundred sixty-seven".