1960551365 has 4 divisors (see below), whose sum is σ = 2352661644. Its totient is φ = 1568441088.

The previous prime is 1960551353. The next prime is 1960551377. The reversal of 1960551365 is 5631550691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1960551353) and next prime (1960551377).

It can be written as a sum of positive squares in 2 ways, for example, as 1356669889 + 603881476 = 36833^2 + 24574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1960551365 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, 196055132 + ... + 196055141.

It is an arithmetic number, because the mean of its divisors is an integer number (588165411).

Almost surely, 2^1960551365 is an apocalyptic number.

It is an amenable number.

1960551365 is a deficient number, since it is larger than the sum of its proper divisors (392110279).

1960551365 is an equidigital number, since it uses as much as digits as its factorization.

1960551365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392110278.

The product of its (nonzero) digits is 121500, while the sum is 41.

The square root of 1960551365 is about 44278.1138374254. The cubic root of 1960551365 is about 1251.5822874480.

The spelling of 1960551365 in words is "one billion, nine hundred sixty million, five hundred fifty-one thousand, three hundred sixty-five".