1440053053 has 2 divisors, whose sum is σ = 1440053054. Its totient is φ = 1440053052.

The previous prime is 1440053039. The next prime is 1440053057. The reversal of 1440053053 is 3503500441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1169845209 + 270207844 = 34203^2 + 16438^2 .

It is a cyclic number.

It is not a de Polignac number, because 1440053053 - 2¹³ = 1440044861 is a prime.

It is a super-3 number, since 3×1440053053³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1440053057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720026526 + 720026527.

It is an arithmetic number, because the mean of its divisors is an integer number (720026527).

Almost surely, 2^1440053053 is an apocalyptic number.

It is an amenable number.

1440053053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440053053 is an equidigital number, since it uses as much as digits as its factorization.

1440053053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1440053053 is about 37948.0309502351. The cubic root of 1440053053 is about 1129.2571024826.

Adding to 1440053053 its reverse (3503500441), we get a palindrome (4943553494).

The spelling of 1440053053 in words is "one billion, four hundred forty million, fifty-three thousand, fifty-three".