1150545441 has 4 divisors (see below), whose sum is σ = 1534060592. Its totient is φ = 767030292.

The previous prime is 1150545413. The next prime is 1150545463. The reversal of 1150545441 is 1445450511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1445450511 = 3 ⋅481816837.

It is not a de Polignac number, because 1150545441 - 2⁷ = 1150545313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1150545399 and 1150545408.

It is not an unprimeable number, because it can be changed into a prime (1150545541) 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, 191757571 + ... + 191757576.

It is an arithmetic number, because the mean of its divisors is an integer number (383515148).

Almost surely, 2^1150545441 is an apocalyptic number.

It is an amenable number.

1150545441 is a deficient number, since it is larger than the sum of its proper divisors (383515151).

1150545441 is an equidigital number, since it uses as much as digits as its factorization.

1150545441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383515150.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 1150545441 is about 33919.6910510694. The cubic root of 1150545441 is about 1047.8551654949.

Adding to 1150545441 its reverse (1445450511), we get a palindrome (2595995952).

The spelling of 1150545441 in words is "one billion, one hundred fifty million, five hundred forty-five thousand, four hundred forty-one".