1553341453 has 2 divisors, whose sum is σ = 1553341454. Its totient is φ = 1553341452.

The previous prime is 1553341441. The next prime is 1553341469. The reversal of 1553341453 is 3541433551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 791747044 + 761594409 = 28138^2 + 27597^2 .

It is a cyclic number.

It is not a de Polignac number, because 1553341453 - 2¹³ = 1553333261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1553341253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776670726 + 776670727.

It is an arithmetic number, because the mean of its divisors is an integer number (776670727).

Almost surely, 2^1553341453 is an apocalyptic number.

It is an amenable number.

1553341453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1553341453 is an equidigital number, since it uses as much as digits as its factorization.

1553341453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 34.

The square root of 1553341453 is about 39412.4530193187. The cubic root of 1553341453 is about 1158.1255530189.

The spelling of 1553341453 in words is "one billion, five hundred fifty-three million, three hundred forty-one thousand, four hundred fifty-three".