245527453 has 2 divisors, whose sum is σ = 245527454. Its totient is φ = 245527452.

The previous prime is 245527441. The next prime is 245527487. The reversal of 245527453 is 354725542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183385764 + 62141689 = 13542^2 + 7883^2 .

It is a cyclic number.

It is not a de Polignac number, because 245527453 - 2⁵ = 245527421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245527423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122763726 + 122763727.

It is an arithmetic number, because the mean of its divisors is an integer number (122763727).

Almost surely, 2^245527453 is an apocalyptic number.

It is an amenable number.

245527453 is a deficient number, since it is larger than the sum of its proper divisors (1).

245527453 is an equidigital number, since it uses as much as digits as its factorization.

245527453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168000, while the sum is 37.

The square root of 245527453 is about 15669.3156519358. The cubic root of 245527453 is about 626.1811928074.

The spelling of 245527453 in words is "two hundred forty-five million, five hundred twenty-seven thousand, four hundred fifty-three".