1127420135 has 4 divisors (see below), whose sum is σ = 1352904168. Its totient is φ = 901936104.

The previous prime is 1127420123. The next prime is 1127420171. The reversal of 1127420135 is 5310247211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1127420135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112742009 + ... + 112742018.

It is an arithmetic number, because the mean of its divisors is an integer number (338226042).

Almost surely, 2^1127420135 is an apocalyptic number.

1127420135 is a deficient number, since it is larger than the sum of its proper divisors (225484033).

1127420135 is an equidigital number, since it uses as much as digits as its factorization.

1127420135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225484032.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1127420135 is about 33577.0775232151. The cubic root of 1127420135 is about 1040.7871675475.

Adding to 1127420135 its reverse (5310247211), we get a palindrome (6437667346).

It can be divided in two parts, 112 and 7420135, that added together give a palindrome (7420247).

The spelling of 1127420135 in words is "one billion, one hundred twenty-seven million, four hundred twenty thousand, one hundred thirty-five".