1451982097 has 2 divisors, whose sum is σ = 1451982098. Its totient is φ = 1451982096.

The previous prime is 1451982089. The next prime is 1451982101. The reversal of 1451982097 is 7902891541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1064325376 + 387656721 = 32624^2 + 19689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451982097 - 2³ = 1451982089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1451982017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725991048 + 725991049.

It is an arithmetic number, because the mean of its divisors is an integer number (725991049).

Almost surely, 2^1451982097 is an apocalyptic number.

It is an amenable number.

1451982097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451982097 is an equidigital number, since it uses as much as digits as its factorization.

1451982097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 46.

The square root of 1451982097 is about 38104.8828498396. The cubic root of 1451982097 is about 1132.3666942164.

The spelling of 1451982097 in words is "one billion, four hundred fifty-one million, nine hundred eighty-two thousand, ninety-seven".