1150280029 has 4 divisors (see below), whose sum is σ = 1162138684. Its totient is φ = 1138421376.

The previous prime is 1150280023. The next prime is 1150280063. The reversal of 1150280029 is 9200820511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 252079129 + 898200900 = 15877^2 + 29970^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150280029 - 2¹⁵ = 1150247261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1150279979 and 1150280006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150280023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5929182 + ... + 5929375.

It is an arithmetic number, because the mean of its divisors is an integer number (290534671).

Almost surely, 2^1150280029 is an apocalyptic number.

It is an amenable number.

1150280029 is a deficient number, since it is larger than the sum of its proper divisors (11858655).

1150280029 is an equidigital number, since it uses as much as digits as its factorization.

1150280029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11858654.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1150280029 is about 33915.7784666665. The cubic root of 1150280029 is about 1047.7745849536.

The spelling of 1150280029 in words is "one billion, one hundred fifty million, two hundred eighty thousand, twenty-nine".