1745074505947 has 2 divisors, whose sum is σ = 1745074505948. Its totient is φ = 1745074505946.

The previous prime is 1745074505861. The next prime is 1745074505957. The reversal of 1745074505947 is 7495054705471.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1745074505947 - 2¹⁵ = 1745074473179 is a prime.

It is a super-2 number, since 2×1745074505947² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1745074505891 and 1745074505900.

It is not a weakly prime, because it can be changed into another prime (1745074505957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872537252973 + 872537252974.

It is an arithmetic number, because the mean of its divisors is an integer number (872537252974).

Almost surely, 2^{1745074505947} is an apocalyptic number.

1745074505947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1745074505947 is an equidigital number, since it uses as much as digits as its factorization.

1745074505947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696000, while the sum is 58.

The spelling of 1745074505947 in words is "one trillion, seven hundred forty-five billion, seventy-four million, five hundred five thousand, nine hundred forty-seven".