1544492053 has 16 divisors (see below), whose sum is σ = 1680474096. Its totient is φ = 1411038720.

The previous prime is 1544492011. The next prime is 1544492069. The reversal of 1544492053 is 3502944451.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 99960004 + 1444532049 = 9998^2 + 38007^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1544492053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1544492093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572175 + ... + 574867.

It is an arithmetic number, because the mean of its divisors is an integer number (105029631).

Almost surely, 2^1544492053 is an apocalyptic number.

1544492053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1544492053 is a deficient number, since it is larger than the sum of its proper divisors (135982043).

1544492053 is a wasteful number, since it uses less digits than its factorization.

1544492053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 1544492053 is about 39300.0261195842. The cubic root of 1544492053 is about 1155.9220794631.

The spelling of 1544492053 in words is "one billion, five hundred forty-four million, four hundred ninety-two thousand, fifty-three".