2365019973 has 6 divisors (see below), whose sum is σ = 3416139974. Its totient is φ = 1576679976.

The previous prime is 2365019971. The next prime is 2365019989. The reversal of 2365019973 is 3799105632.

It can be written as a sum of positive squares in only one way, i.e., 2360210724 + 4809249 = 48582^2 + 2193^2 .

It is not a de Polignac number, because 2365019973 - 2¹ = 2365019971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2365019971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131389990 + ... + 131390007.

Almost surely, 2^2365019973 is an apocalyptic number.

It is an amenable number.

2365019973 is a deficient number, since it is larger than the sum of its proper divisors (1051120001).

2365019973 is a wasteful number, since it uses less digits than its factorization.

2365019973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262780003 (or 262780000 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 2365019973 is about 48631.4710141489. The cubic root of 2365019973 is about 1332.3293780715.

The spelling of 2365019973 in words is "two billion, three hundred sixty-five million, nineteen thousand, nine hundred seventy-three".