1461231 has 6 divisors (see below), whose sum is σ = 2110680. Its totient is φ = 974148.

The previous prime is 1461211. The next prime is 1461283. The reversal of 1461231 is 1321641.

It is a happy number.

It is not a de Polignac number, because 1461231 - 2¹⁸ = 1199087 is a prime.

It is a super-2 number, since 2×1461231² = 4270392070722, which contains 22 as substring.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81171 + ... + 81188.

It is an arithmetic number, because the mean of its divisors is an integer number (351780).

2^1461231 is an apocalyptic number.

1461231 is a deficient number, since it is larger than the sum of its proper divisors (649449).

1461231 is a wasteful number, since it uses less digits than its factorization.

1461231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162365 (or 162362 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1461231 is about 1208.8138814557. The cubic root of 1461231 is about 113.4765941114.

Adding to 1461231 its reverse (1321641), we get a palindrome (2782872).

The spelling of 1461231 in words is "one million, four hundred sixty-one thousand, two hundred thirty-one".