1461251203 has 8 divisors (see below), whose sum is σ = 1531116576. Its totient is φ = 1391913600.

The previous prime is 1461251189. The next prime is 1461251219. The reversal of 1461251203 is 3021521641.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1461251203 - 2²¹ = 1459154051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1461251273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126268 + ... + 137353.

It is an arithmetic number, because the mean of its divisors is an integer number (191389572).

Almost surely, 2^1461251203 is an apocalyptic number.

1461251203 is a deficient number, since it is larger than the sum of its proper divisors (69865373).

1461251203 is a wasteful number, since it uses less digits than its factorization.

1461251203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263885.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1461251203 is about 38226.3155823315. The cubic root of 1461251203 is about 1134.7711708531.

Adding to 1461251203 its reverse (3021521641), we get a palindrome (4482772844).

The spelling of 1461251203 in words is "one billion, four hundred sixty-one million, two hundred fifty-one thousand, two hundred three".