1001262053 has 8 divisors (see below), whose sum is σ = 1101314496. Its totient is φ = 910237020.

The previous prime is 1001262049. The next prime is 1001262079. The reversal of 1001262053 is 3502621001.

It is not a de Polignac number, because 1001262053 - 2² = 1001262049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001262043) 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, 374801 + ... + 377462.

It is an arithmetic number, because the mean of its divisors is an integer number (137664312).

Almost surely, 2^1001262053 is an apocalyptic number.

It is an amenable number.

1001262053 is a deficient number, since it is larger than the sum of its proper divisors (100052443).

1001262053 is an frugal number, since it uses more digits than its factorization.

1001262053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752296 (or 752274 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1001262053 is about 31642.7251196859. The cubic root of 1001262053 is about 1000.4205074820.

Adding to 1001262053 its reverse (3502621001), we get a palindrome (4503883054).

The spelling of 1001262053 in words is "one billion, one million, two hundred sixty-two thousand, fifty-three".