1461992153 has 2 divisors, whose sum is σ = 1461992154. Its totient is φ = 1461992152.

The previous prime is 1461992141. The next prime is 1461992219. The reversal of 1461992153 is 3512991641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1435500544 + 26491609 = 37888^2 + 5147^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461992153 - 2⁶ = 1461992089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1461992153.

It is not a weakly prime, because it can be changed into another prime (1461992113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730996076 + 730996077.

It is an arithmetic number, because the mean of its divisors is an integer number (730996077).

Almost surely, 2^1461992153 is an apocalyptic number.

It is an amenable number.

1461992153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461992153 is an equidigital number, since it uses as much as digits as its factorization.

1461992153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 41.

The square root of 1461992153 is about 38236.0059760431. The cubic root of 1461992153 is about 1134.9629395288.

The spelling of 1461992153 in words is "one billion, four hundred sixty-one million, nine hundred ninety-two thousand, one hundred fifty-three".