1041331145 has 16 divisors (see below), whose sum is σ = 1284848400. Its totient is φ = 809616384.

The previous prime is 1041331139. The next prime is 1041331147. The reversal of 1041331145 is 5411331401.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 52606009 + 988725136 = 7253^2 + 31444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1041331145 is a prime.

It is a super-2 number, since 2×1041331145² = 2168741107094022050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1041331145.

It is not an unprimeable number, because it can be changed into a prime (1041331147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188381 + ... + 193829.

It is an arithmetic number, because the mean of its divisors is an integer number (80303025).

Almost surely, 2^1041331145 is an apocalyptic number.

It is an amenable number.

1041331145 is a deficient number, since it is larger than the sum of its proper divisors (243517255).

1041331145 is a wasteful number, since it uses less digits than its factorization.

1041331145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1041331145 is about 32269.6629204583. The cubic root of 1041331145 is about 1013.5914830119.

Adding to 1041331145 its reverse (5411331401), we get a palindrome (6452662546).

The spelling of 1041331145 in words is "one billion, forty-one million, three hundred thirty-one thousand, one hundred forty-five".