2403861394373 has 2 divisors, whose sum is σ = 2403861394374. Its totient is φ = 2403861394372.

The previous prime is 2403861394367. The next prime is 2403861394387. The reversal of 2403861394373 is 3734931683042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2343722170084 + 60139224289 = 1530922^2 + 245233^2 .

It is a cyclic number.

It is not a de Polignac number, because 2403861394373 - 2¹⁸ = 2403861132229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2403861394073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201930697186 + 1201930697187.

It is an arithmetic number, because the mean of its divisors is an integer number (1201930697187).

Almost surely, 2^{2403861394373} is an apocalyptic number.

It is an amenable number.

2403861394373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403861394373 is an equidigital number, since it uses as much as digits as its factorization.

2403861394373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 53.

The spelling of 2403861394373 in words is "two trillion, four hundred three billion, eight hundred sixty-one million, three hundred ninety-four thousand, three hundred seventy-three".