2445373405 has 4 divisors (see below), whose sum is σ = 2934448092. Its totient is φ = 1956298720.

The previous prime is 2445373393. The next prime is 2445373457. The reversal of 2445373405 is 5043735442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5043735442 = 2 ⋅2521867721.

It can be written as a sum of positive squares in 2 ways, for example, as 912885796 + 1532487609 = 30214^2 + 39147^2 .

It is not a de Polignac number, because 2445373405 - 2⁷ = 2445373277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244537336 + ... + 244537345.

It is an arithmetic number, because the mean of its divisors is an integer number (733612023).

Almost surely, 2^2445373405 is an apocalyptic number.

It is an amenable number.

2445373405 is a deficient number, since it is larger than the sum of its proper divisors (489074687).

2445373405 is an equidigital number, since it uses as much as digits as its factorization.

2445373405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489074686.

The product of its (nonzero) digits is 201600, while the sum is 37.

The square root of 2445373405 is about 49450.7169311022. The cubic root of 2445373405 is about 1347.2506285610.

The spelling of 2445373405 in words is "two billion, four hundred forty-five million, three hundred seventy-three thousand, four hundred five".