1854797002427 has 2 divisors, whose sum is σ = 1854797002428. Its totient is φ = 1854797002426.

The previous prime is 1854797002369. The next prime is 1854797002537. The reversal of 1854797002427 is 7242007974581.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1854797002427 - 2¹⁰ = 1854797001403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1854797002627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 927398501213 + 927398501214.

It is an arithmetic number, because the mean of its divisors is an integer number (927398501214).

Almost surely, 2^{1854797002427} is an apocalyptic number.

1854797002427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1854797002427 is an equidigital number, since it uses as much as digits as its factorization.

1854797002427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7902720, while the sum is 56.

The spelling of 1854797002427 in words is "one trillion, eight hundred fifty-four billion, seven hundred ninety-seven million, two thousand, four hundred twenty-seven".