2153450501 has 4 divisors (see below), whose sum is σ = 2153654412. Its totient is φ = 2153246592.

The previous prime is 2153450489. The next prime is 2153450527. The reversal of 2153450501 is 1050543512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1799032225 + 354418276 = 42415^2 + 18826^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153450501 - 2⁶ = 2153450437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153450581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85196 + ... + 107541.

It is an arithmetic number, because the mean of its divisors is an integer number (538413603).

Almost surely, 2^2153450501 is an apocalyptic number.

It is an amenable number.

2153450501 is a deficient number, since it is larger than the sum of its proper divisors (203911).

2153450501 is a wasteful number, since it uses less digits than its factorization.

2153450501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203910.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2153450501 is about 46405.2852701069. The cubic root of 2153450501 is about 1291.3529664519.

The spelling of 2153450501 in words is "two billion, one hundred fifty-three million, four hundred fifty thousand, five hundred one".