1454451999937 has 2 divisors, whose sum is σ = 1454451999938. Its totient is φ = 1454451999936.

The previous prime is 1454451999863. The next prime is 1454451999941. The reversal of 1454451999937 is 7399991544541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 793326894721 + 661125105216 = 890689^2 + 813096^2 .

It is an emirp because it is prime and its reverse (7399991544541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1454451999937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1454451999947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727225999968 + 727225999969.

It is an arithmetic number, because the mean of its divisors is an integer number (727225999969).

Almost surely, 2^{1454451999937} is an apocalyptic number.

It is an amenable number.

1454451999937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454451999937 is an equidigital number, since it uses as much as digits as its factorization.

1454451999937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 220449600, while the sum is 70.

The spelling of 1454451999937 in words is "one trillion, four hundred fifty-four billion, four hundred fifty-one million, nine hundred ninety-nine thousand, nine hundred thirty-seven".