1140020501 has 8 divisors (see below), whose sum is σ = 1210643520. Its totient is φ = 1070459712.

The previous prime is 1140020473. The next prime is 1140020509. The reversal of 1140020501 is 1050200411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140020501 - 2¹⁰ = 1140019477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140020509) 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, 263345 + ... + 267638.

It is an arithmetic number, because the mean of its divisors is an integer number (151330440).

Almost surely, 2^1140020501 is an apocalyptic number.

It is an amenable number.

1140020501 is a deficient number, since it is larger than the sum of its proper divisors (70623019).

1140020501 is a wasteful number, since it uses less digits than its factorization.

1140020501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531115.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1140020501 is about 33764.1896245119. The cubic root of 1140020501 is about 1044.6501888448.

Adding to 1140020501 its reverse (1050200411), we get a palindrome (2190220912).

The spelling of 1140020501 in words is "one billion, one hundred forty million, twenty thousand, five hundred one".