1087087426 has 4 divisors (see below), whose sum is σ = 1630631142. Its totient is φ = 543543712.

The previous prime is 1087087409. The next prime is 1087087453. The reversal of 1087087426 is 6247807801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6247807801 = 5479 ⋅1140319.

It can be written as a sum of positive squares in only one way, i.e., 700925625 + 386161801 = 26475^2 + 19651^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271771855 + ... + 271771858.

Almost surely, 2^1087087426 is an apocalyptic number.

1087087426 is a deficient number, since it is larger than the sum of its proper divisors (543543716).

1087087426 is an equidigital number, since it uses as much as digits as its factorization.

1087087426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543543715.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 1087087426 is about 32971.0088714313. The cubic root of 1087087426 is about 1028.2249964250.

The spelling of 1087087426 in words is "one billion, eighty-seven million, eighty-seven thousand, four hundred twenty-six".