1107240538 has 4 divisors (see below), whose sum is σ = 1660860810. Its totient is φ = 553620268.

The previous prime is 1107240529. The next prime is 1107240571. The reversal of 1107240538 is 8350427011.

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

It can be written as a sum of positive squares in only one way, i.e., 895625329 + 211615209 = 29927^2 + 14547^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276810133 + ... + 276810136.

Almost surely, 2^1107240538 is an apocalyptic number.

1107240538 is a deficient number, since it is larger than the sum of its proper divisors (553620272).

1107240538 is an equidigital number, since it uses as much as digits as its factorization.

1107240538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553620271.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1107240538 is about 33275.2240863980. The cubic root of 1107240538 is about 1034.5400923687.

Adding to 1107240538 its reverse (8350427011), we get a palindrome (9457667549).

The spelling of 1107240538 in words is "one billion, one hundred seven million, two hundred forty thousand, five hundred thirty-eight".