1452132397 has 2 divisors, whose sum is σ = 1452132398. Its totient is φ = 1452132396.

The previous prime is 1452132379. The next prime is 1452132433. The reversal of 1452132397 is 7932312541.

Together with previous prime (1452132379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1265509476 + 186622921 = 35574^2 + 13661^2 .

It is an emirp because it is prime and its reverse (7932312541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1452132397 - 2²³ = 1443743789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1452132697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726066198 + 726066199.

It is an arithmetic number, because the mean of its divisors is an integer number (726066199).

Almost surely, 2^1452132397 is an apocalyptic number.

It is an amenable number.

1452132397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1452132397 is an equidigital number, since it uses as much as digits as its factorization.

1452132397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 1452132397 is about 38106.8549869968. The cubic root of 1452132397 is about 1132.4057646802.

The spelling of 1452132397 in words is "one billion, four hundred fifty-two million, one hundred thirty-two thousand, three hundred ninety-seven".