1151523575234 has 4 divisors (see below), whose sum is σ = 1727285362854. Its totient is φ = 575761787616.

The previous prime is 1151523575233. The next prime is 1151523575261. The reversal of 1151523575234 is 4325753251511.

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

It can be written as a sum of positive squares in only one way, i.e., 792105340009 + 359418235225 = 890003^2 + 599515^2 .

It is not an unprimeable number, because it can be changed into a prime (1151523575233) by changing a digit.

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, 287880893807 + ... + 287880893810.

Almost surely, 2^{1151523575234} is an apocalyptic number.

1151523575234 is a deficient number, since it is larger than the sum of its proper divisors (575761787620).

1151523575234 is an equidigital number, since it uses as much as digits as its factorization.

1151523575234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575761787619.

The product of its digits is 630000, while the sum is 44.

The spelling of 1151523575234 in words is "one trillion, one hundred fifty-one billion, five hundred twenty-three million, five hundred seventy-five thousand, two hundred thirty-four".