1042142500511 has 4 divisors (see below), whose sum is σ = 1191020000592. Its totient is φ = 893265000432.

The previous prime is 1042142500501. The next prime is 1042142500517. The reversal of 1042142500511 is 1150052412401.

It is a happy number.

1042142500511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1042142500511 - 2³⁴ = 1024962631327 is a prime.

It is a super-2 number, since 2×1042142500511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042142500517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74438750030 + ... + 74438750043.

It is an arithmetic number, because the mean of its divisors is an integer number (297755000148).

Almost surely, 2^{1042142500511} is an apocalyptic number.

1042142500511 is a deficient number, since it is larger than the sum of its proper divisors (148877500081).

1042142500511 is an equidigital number, since it uses as much as digits as its factorization.

1042142500511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148877500080.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 1042142500511 its reverse (1150052412401), we get a palindrome (2192194912912).

The spelling of 1042142500511 in words is "one trillion, forty-two billion, one hundred forty-two million, five hundred thousand, five hundred eleven".