1001877792473 has 2 divisors, whose sum is σ = 1001877792474. Its totient is φ = 1001877792472.

The previous prime is 1001877792469. The next prime is 1001877792497. The reversal of 1001877792473 is 3742977781001.

1001877792473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 603064071184 + 398813721289 = 776572^2 + 631517^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001877792473 - 2² = 1001877792469 is a prime.

It is a super-2 number, since 2×1001877792473² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1001877792463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500938896236 + 500938896237.

It is an arithmetic number, because the mean of its divisors is an integer number (500938896237).

Almost surely, 2^{1001877792473} is an apocalyptic number.

It is an amenable number.

1001877792473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001877792473 is an equidigital number, since it uses as much as digits as its factorization.

1001877792473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4148928, while the sum is 56.

The spelling of 1001877792473 in words is "one trillion, one billion, eight hundred seventy-seven million, seven hundred ninety-two thousand, four hundred seventy-three".