1053935649 has 24 divisors (see below), whose sum is σ = 1640970240. Its totient is φ = 647976672.

The previous prime is 1053935611. The next prime is 1053935699. The reversal of 1053935649 is 9465393501.

It is not a de Polignac number, because 1053935649 - 2⁹ = 1053935137 is a prime.

It is a super-2 number, since 2×1053935649² = 2221560704466102402, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1053935609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146122 + ... + 153164.

It is an arithmetic number, because the mean of its divisors is an integer number (68373760).

Almost surely, 2^1053935649 is an apocalyptic number.

It is an amenable number.

1053935649 is a deficient number, since it is larger than the sum of its proper divisors (587034591).

1053935649 is a wasteful number, since it uses less digits than its factorization.

1053935649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8341 (or 8338 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 1053935649 is about 32464.3750748417. The cubic root of 1053935649 is about 1017.6646716762.

The spelling of 1053935649 in words is "one billion, fifty-three million, nine hundred thirty-five thousand, six hundred forty-nine".