135450424997 has 2 divisors, whose sum is σ = 135450424998. Its totient is φ = 135450424996.

The previous prime is 135450424987. The next prime is 135450425053. The reversal of 135450424997 is 799424054531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132031216321 + 3419208676 = 363361^2 + 58474^2 .

It is a cyclic number.

It is not a de Polignac number, because 135450424997 - 2⁸ = 135450424741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135450424987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67725212498 + 67725212499.

It is an arithmetic number, because the mean of its divisors is an integer number (67725212499).

Almost surely, 2^135450424997 is an apocalyptic number.

It is an amenable number.

135450424997 is a deficient number, since it is larger than the sum of its proper divisors (1).

135450424997 is an equidigital number, since it uses as much as digits as its factorization.

135450424997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 135450424997 in words is "one hundred thirty-five billion, four hundred fifty million, four hundred twenty-four thousand, nine hundred ninety-seven".