1163450542 has 8 divisors (see below), whose sum is σ = 1764784800. Its totient is φ = 575188944.

The previous prime is 1163450537. The next prime is 1163450543. The reversal of 1163450542 is 2450543611.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163450543) 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, 3267942 + ... + 3268297.

It is an arithmetic number, because the mean of its divisors is an integer number (220598100).

Almost surely, 2^1163450542 is an apocalyptic number.

1163450542 is a deficient number, since it is larger than the sum of its proper divisors (601334258).

1163450542 is an equidigital number, since it uses as much as digits as its factorization.

1163450542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6536330.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1163450542 is about 34109.3908183655. The cubic root of 1163450542 is about 1051.7583665086.

The spelling of 1163450542 in words is "one billion, one hundred sixty-three million, four hundred fifty thousand, five hundred forty-two".