1026142570 has 16 divisors (see below), whose sum is σ = 1850268168. Its totient is φ = 409743360.

The previous prime is 1026142541. The next prime is 1026142591. The reversal of 1026142570 is 752416201.

It can be written as a sum of positive squares in 4 ways, for example, as 1020994209 + 5148361 = 31953^2 + 2269^2 .

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, 83151 + ... + 94690.

Almost surely, 2^1026142570 is an apocalyptic number.

1026142570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1026142570 is a deficient number, since it is larger than the sum of its proper divisors (824125598).

1026142570 is a wasteful number, since it uses less digits than its factorization.

1026142570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178425.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1026142570 is about 32033.4601627735. The cubic root of 1026142570 is about 1008.6393369163.

Adding to 1026142570 its reverse (752416201), we get a palindrome (1778558771).

The spelling of 1026142570 in words is "one billion, twenty-six million, one hundred forty-two thousand, five hundred seventy".