1534743461 has 12 divisors (see below), whose sum is σ = 1581777540. Its totient is φ = 1489069440.

The previous prime is 1534743433. The next prime is 1534743467. The reversal of 1534743461 is 1643474351.

It can be written as a sum of positive squares in 6 ways, for example, as 480442561 + 1054300900 = 21919^2 + 32470^2 .

It is not a de Polignac number, because 1534743461 - 2²² = 1530549157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534743467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 558551 + ... + 561291.

It is an arithmetic number, because the mean of its divisors is an integer number (131814795).

Almost surely, 2^1534743461 is an apocalyptic number.

It is an amenable number.

1534743461 is a deficient number, since it is larger than the sum of its proper divisors (47034079).

1534743461 is an equidigital number, since it uses as much as digits as its factorization.

1534743461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224 (or 3187 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 1534743461 is about 39175.8019828567. The cubic root of 1534743461 is about 1153.4849449210.

The spelling of 1534743461 in words is "one billion, five hundred thirty-four million, seven hundred forty-three thousand, four hundred sixty-one".