1051443135402 has 32 divisors (see below), whose sum is σ = 2350010384064. Its totient is φ = 310847932800.

The previous prime is 1051443135359. The next prime is 1051443135433. The reversal of 1051443135402 is 2045313441501.

It is a super-2 number, since 2×1051443135402² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194277253 + ... + 194282664.

It is an arithmetic number, because the mean of its divisors is an integer number (73437824502).

Almost surely, 2^{1051443135402} is an apocalyptic number.

1051443135402 is an abundant number, since it is smaller than the sum of its proper divisors (1298567248662).

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

1051443135402 is a wasteful number, since it uses less digits than its factorization.

1051443135402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388559974.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 1051443135402 its reverse (2045313441501), we get a palindrome (3096756576903).

The spelling of 1051443135402 in words is "one trillion, fifty-one billion, four hundred forty-three million, one hundred thirty-five thousand, four hundred two".