1375454653 has 2 divisors, whose sum is σ = 1375454654. Its totient is φ = 1375454652.

The previous prime is 1375454629. The next prime is 1375454677. The reversal of 1375454653 is 3564545731.

It is a balanced prime because it is at equal distance from previous prime (1375454629) and next prime (1375454677).

It can be written as a sum of positive squares in only one way, i.e., 1058721444 + 316733209 = 32538^2 + 17797^2 .

It is a cyclic number.

It is not a de Polignac number, because 1375454653 - 2⁹ = 1375454141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375454693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687727326 + 687727327.

It is an arithmetic number, because the mean of its divisors is an integer number (687727327).

Almost surely, 2^1375454653 is an apocalyptic number.

It is an amenable number.

1375454653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375454653 is an equidigital number, since it uses as much as digits as its factorization.

1375454653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 43.

The square root of 1375454653 is about 37087.1224685874. The cubic root of 1375454653 is about 1112.1125941082.

The spelling of 1375454653 in words is "one billion, three hundred seventy-five million, four hundred fifty-four thousand, six hundred fifty-three".