1147170542 has 8 divisors (see below), whose sum is σ = 1966578096. Its totient is φ = 491644512.

The previous prime is 1147170511. The next prime is 1147170547. The reversal of 1147170542 is 2450717411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1147170499 and 1147170508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147170547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40970363 + ... + 40970390.

It is an arithmetic number, because the mean of its divisors is an integer number (245822262).

Almost surely, 2^1147170542 is an apocalyptic number.

1147170542 is a deficient number, since it is larger than the sum of its proper divisors (819407554).

1147170542 is an equidigital number, since it uses as much as digits as its factorization.

1147170542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81940762.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 1147170542 is about 33869.9061409978. The cubic root of 1147170542 is about 1046.8296029941.

Adding to 1147170542 its reverse (2450717411), we get a palindrome (3597887953).

The spelling of 1147170542 in words is "one billion, one hundred forty-seven million, one hundred seventy thousand, five hundred forty-two".