1540105330 has 16 divisors (see below), whose sum is σ = 2773137240. Its totient is φ = 615831552.

The previous prime is 1540105321. The next prime is 1540105367. The reversal of 1540105330 is 335010451.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 964537249 + 575568081 = 31057^2 + 23991^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6322 + ... + 55858.

Almost surely, 2^1540105330 is an apocalyptic number.

1540105330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1540105330 is a deficient number, since it is larger than the sum of its proper divisors (1233031910).

1540105330 is a wasteful number, since it uses less digits than its factorization.

1540105330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52653.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1540105330 is about 39244.1757462174. The cubic root of 1540105330 is about 1154.8266776396.

Adding to 1540105330 its reverse (335010451), we get a palindrome (1875115781).

The spelling of 1540105330 in words is "one billion, five hundred forty million, one hundred five thousand, three hundred thirty".