452140349 has 2 divisors, whose sum is σ = 452140350. Its totient is φ = 452140348.

The previous prime is 452140307. The next prime is 452140361. The reversal of 452140349 is 943041254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301022500 + 151117849 = 17350^2 + 12293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452140349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452140369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226070174 + 226070175.

It is an arithmetic number, because the mean of its divisors is an integer number (226070175).

Almost surely, 2^452140349 is an apocalyptic number.

It is an amenable number.

452140349 is a deficient number, since it is larger than the sum of its proper divisors (1).

452140349 is an equidigital number, since it uses as much as digits as its factorization.

452140349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 452140349 is about 21263.5921001133. The cubic root of 452140349 is about 767.5224517123.

The spelling of 452140349 in words is "four hundred fifty-two million, one hundred forty thousand, three hundred forty-nine".