1021352051534 has 16 divisors (see below), whose sum is σ = 1540551108096. Its totient is φ = 507835231200.

The previous prime is 1021352051509. The next prime is 1021352051543. The reversal of 1021352051534 is 4351502531201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021352051534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16286579 + ... + 16349169.

It is an arithmetic number, because the mean of its divisors is an integer number (96284444256).

Almost surely, 2^{1021352051534} is an apocalyptic number.

1021352051534 is a deficient number, since it is larger than the sum of its proper divisors (519199056562).

1021352051534 is a wasteful number, since it uses less digits than its factorization.

1021352051534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107851.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 1021352051534 its reverse (4351502531201), we get a palindrome (5372854582735).

The spelling of 1021352051534 in words is "one trillion, twenty-one billion, three hundred fifty-two million, fifty-one thousand, five hundred thirty-four".