1150020425 has 6 divisors (see below), whose sum is σ = 1426025358. Its totient is φ = 920016320.

The previous prime is 1150020413. The next prime is 1150020427. The reversal of 1150020425 is 5240200511.

It can be written as a sum of positive squares in 3 ways, for example, as 50965321 + 1099055104 = 7139^2 + 33152^2 .

It is not a de Polignac number, because 1150020425 - 2⁴ = 1150020409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1150020397 and 1150020406.

It is not an unprimeable number, because it can be changed into a prime (1150020427) 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, 23000384 + ... + 23000433.

It is an arithmetic number, because the mean of its divisors is an integer number (237670893).

Almost surely, 2^1150020425 is an apocalyptic number.

It is an amenable number.

1150020425 is a deficient number, since it is larger than the sum of its proper divisors (276004933).

1150020425 is an equidigital number, since it uses as much as digits as its factorization.

1150020425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46000827 (or 46000822 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1150020425 is about 33911.9510644846. The cubic root of 1150020425 is about 1047.6957557608.

Adding to 1150020425 its reverse (5240200511), we get a palindrome (6390220936).

The spelling of 1150020425 in words is "one billion, one hundred fifty million, twenty thousand, four hundred twenty-five".