1053419986 has 4 divisors (see below), whose sum is σ = 1580129982. Its totient is φ = 526709992.

The previous prime is 1053419953. The next prime is 1053419993. The reversal of 1053419986 is 6899143501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6899143501 = 197 ⋅35021033.

It can be written as a sum of positive squares in only one way, i.e., 615982761 + 437437225 = 24819^2 + 20915^2 .

It is a super-2 number, since 2×1053419986² = 2219387333808480392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263354995 + ... + 263354998.

Almost surely, 2^1053419986 is an apocalyptic number.

1053419986 is a deficient number, since it is larger than the sum of its proper divisors (526709996).

1053419986 is an equidigital number, since it uses as much as digits as its factorization.

1053419986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526709995.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 1053419986 is about 32456.4321206136. The cubic root of 1053419986 is about 1017.4986724120.

The spelling of 1053419986 in words is "one billion, fifty-three million, four hundred nineteen thousand, nine hundred eighty-six".