1365039950 has 24 divisors (see below), whose sum is σ = 2547115248. Its totient is φ = 544265280.

The previous prime is 1365039943. The next prime is 1365039961. The reversal of 1365039950 is 599305631.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1365039898 and 1365039907.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27962 + ... + 59261.

It is an arithmetic number, because the mean of its divisors is an integer number (106129802).

Almost surely, 2^1365039950 is an apocalyptic number.

1365039950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1365039950 is a deficient number, since it is larger than the sum of its proper divisors (1182075298).

1365039950 is a wasteful number, since it uses less digits than its factorization.

1365039950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87548 (or 87543 counting only the distinct ones).

The product of its (nonzero) digits is 109350, while the sum is 41.

The square root of 1365039950 is about 36946.4470551635. The cubic root of 1365039950 is about 1109.2985720806.

The spelling of 1365039950 in words is "one billion, three hundred sixty-five million, thirty-nine thousand, nine hundred fifty".