102019074626453 has 2 divisors, whose sum is σ = 102019074626454. Its totient is φ = 102019074626452.

The previous prime is 102019074626393. The next prime is 102019074626461. The reversal of 102019074626453 is 354626470910201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55920379308049 + 46098695318404 = 7477993^2 + 6789602^2 .

It is a cyclic number.

It is not a de Polignac number, because 102019074626453 - 2¹⁴ = 102019074610069 is a prime.

It is a super-2 number, since 2×102019074626453² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102019074626753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51009537313226 + 51009537313227.

It is an arithmetic number, because the mean of its divisors is an integer number (51009537313227).

Almost surely, 2^{102019074626453} is an apocalyptic number.

It is an amenable number.

102019074626453 is a deficient number, since it is larger than the sum of its proper divisors (1).

102019074626453 is an equidigital number, since it uses as much as digits as its factorization.

102019074626453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 102019074626453 in words is "one hundred two trillion, nineteen billion, seventy-four million, six hundred twenty-six thousand, four hundred fifty-three".