1142151523540 has 24 divisors (see below), whose sum is σ = 2408470567272. Its totient is φ = 454964920320.

The previous prime is 1142151523519. The next prime is 1142151523561. The reversal of 1142151523540 is 453251512411.

It is an interprime number because it is at equal distance from previous prime (1142151523519) and next prime (1142151523561).

It can be written as a sum of positive squares in 4 ways, for example, as 359361883024 + 782789640516 = 599468^2 + 884754^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1142151523496 and 1142151523505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118475629 + ... + 118485268.

It is an arithmetic number, because the mean of its divisors is an integer number (100352940303).

Almost surely, 2^{1142151523540} is an apocalyptic number.

1142151523540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142151523540 is an abundant number, since it is smaller than the sum of its proper divisors (1266319043732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142151523540 is a wasteful number, since it uses less digits than its factorization.

1142151523540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236961147 (or 236961145 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 1142151523540 in words is "one trillion, one hundred forty-two billion, one hundred fifty-one million, five hundred twenty-three thousand, five hundred forty".