1540003241351 has 16 divisors (see below), whose sum is σ = 1552185669888. Its totient is φ = 1527853017600.

The previous prime is 1540003241297. The next prime is 1540003241369. The reversal of 1540003241351 is 1531423000451.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1540003241351 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 (1540003243351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493431071 + ... + 493434191.

It is an arithmetic number, because the mean of its divisors is an integer number (97011604368).

Almost surely, 2^{1540003241351} is an apocalyptic number.

1540003241351 is a deficient number, since it is larger than the sum of its proper divisors (12182428537).

1540003241351 is a wasteful number, since it uses less digits than its factorization.

1540003241351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 1540003241351 in words is "one trillion, five hundred forty billion, three million, two hundred forty-one thousand, three hundred fifty-one".