1153054142 has 4 divisors (see below), whose sum is σ = 1729581216. Its totient is φ = 576527070.

The previous prime is 1153054139. The next prime is 1153054157. The reversal of 1153054142 is 2414503511.

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

It is a congruent number.

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, 288263534 + ... + 288263537.

It is an arithmetic number, because the mean of its divisors is an integer number (432395304).

Almost surely, 2^1153054142 is an apocalyptic number.

1153054142 is a deficient number, since it is larger than the sum of its proper divisors (576527074).

1153054142 is an equidigital number, since it uses as much as digits as its factorization.

1153054142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576527073.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1153054142 is about 33956.6509243771. The cubic root of 1153054142 is about 1048.6162094602.

Adding to 1153054142 its reverse (2414503511), we get a palindrome (3567557653).

The spelling of 1153054142 in words is "one billion, one hundred fifty-three million, fifty-four thousand, one hundred forty-two".