1142564151 has 4 divisors (see below), whose sum is σ = 1523418872. Its totient is φ = 761709432.

The previous prime is 1142564149. The next prime is 1142564153. The reversal of 1142564151 is 1514652411.

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

It is an interprime number because it is at equal distance from previous prime (1142564149) and next prime (1142564153).

It is not a de Polignac number, because 1142564151 - 2¹ = 1142564149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142564153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190427356 + ... + 190427361.

It is an arithmetic number, because the mean of its divisors is an integer number (380854718).

Almost surely, 2^1142564151 is an apocalyptic number.

1142564151 is a deficient number, since it is larger than the sum of its proper divisors (380854721).

1142564151 is an equidigital number, since it uses as much as digits as its factorization.

1142564151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380854720.

The product of its digits is 4800, while the sum is 30.

The square root of 1142564151 is about 33801.8365033618. The cubic root of 1142564151 is about 1045.4265639486.

The spelling of 1142564151 in words is "one billion, one hundred forty-two million, five hundred sixty-four thousand, one hundred fifty-one".