1151125235450 has 24 divisors (see below), whose sum is σ = 2198960318172. Its totient is φ = 448005496320.

The previous prime is 1151125235389. The next prime is 1151125235483. The reversal of 1151125235450 is 545325211511.

It can be written as a sum of positive squares in 6 ways, for example, as 338983621729 + 812141613721 = 582223^2 + 901189^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1151125235450.

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 in 11 ways as a sum of consecutive naturals, for example, 311113079 + ... + 311116778.

Almost surely, 2^{1151125235450} is an apocalyptic number.

1151125235450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1151125235450 is a deficient number, since it is larger than the sum of its proper divisors (1047835082722).

1151125235450 is a wasteful number, since it uses less digits than its factorization.

1151125235450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622229906 (or 622229901 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 1151125235450 in words is "one trillion, one hundred fifty-one billion, one hundred twenty-five million, two hundred thirty-five thousand, four hundred fifty".