1151404045 has 32 divisors (see below), whose sum is σ = 1539772416. Its totient is φ = 819508800.

The previous prime is 1151404043. The next prime is 1151404049. The reversal of 1151404045 is 5404041511.

It is not a de Polignac number, because 1151404045 - 2¹ = 1151404043 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151404043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 614460 + ... + 616330.

It is an arithmetic number, because the mean of its divisors is an integer number (48117888).

Almost surely, 2^1151404045 is an apocalyptic number.

It is an amenable number.

1151404045 is a deficient number, since it is larger than the sum of its proper divisors (388368371).

1151404045 is a wasteful number, since it uses less digits than its factorization.

1151404045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1151404045 is about 33932.3451149490. The cubic root of 1151404045 is about 1048.1157575284.

Adding to 1151404045 its reverse (5404041511), we get a palindrome (6555445556).

The spelling of 1151404045 in words is "one billion, one hundred fifty-one million, four hundred four thousand, forty-five".