1051235010542 has 4 divisors (see below), whose sum is σ = 1576852515816. Its totient is φ = 525617505270.

The previous prime is 1051235010541. The next prime is 1051235010577. The reversal of 1051235010542 is 2450105321501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1051235010542² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051235010541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262808752634 + ... + 262808752637.

It is an arithmetic number, because the mean of its divisors is an integer number (394213128954).

Almost surely, 2^{1051235010542} is an apocalyptic number.

1051235010542 is a deficient number, since it is larger than the sum of its proper divisors (525617505274).

1051235010542 is an equidigital number, since it uses as much as digits as its factorization.

1051235010542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525617505273.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 1051235010542 in words is "one trillion, fifty-one billion, two hundred thirty-five million, ten thousand, five hundred forty-two".