1071428571534 has 16 divisors (see below), whose sum is σ = 2144980898640. Its totient is φ = 356788897920.

The previous prime is 1071428571533. The next prime is 1071428571553. The reversal of 1071428571534 is 4351758241701.

It is a super-2 number, since 2×1071428571534² (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 (1071428571533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88483257 + ... + 88495364.

It is an arithmetic number, because the mean of its divisors is an integer number (134061306165).

Almost surely, 2^{1071428571534} is an apocalyptic number.

1071428571534 is an abundant number, since it is smaller than the sum of its proper divisors (1073552327106).

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

1071428571534 is a wasteful number, since it uses less digits than its factorization.

1071428571534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176979635.

The product of its (nonzero) digits is 940800, while the sum is 48.

The spelling of 1071428571534 in words is "one trillion, seventy-one billion, four hundred twenty-eight million, five hundred seventy-one thousand, five hundred thirty-four".