1254532501 has 4 divisors (see below), whose sum is σ = 1258127500. Its totient is φ = 1250937504.

The previous prime is 1254532463. The next prime is 1254532511. The reversal of 1254532501 is 1052354521.

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 602751601 + 651780900 = 24551^2 + 25530^2 .

It is a cyclic number.

It is not a de Polignac number, because 1254532501 - 2¹³ = 1254524309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1254532501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254532511) 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, 1796976 + ... + 1797673.

It is an arithmetic number, because the mean of its divisors is an integer number (314531875).

Almost surely, 2^1254532501 is an apocalyptic number.

It is an amenable number.

1254532501 is a deficient number, since it is larger than the sum of its proper divisors (3594999).

1254532501 is an equidigital number, since it uses as much as digits as its factorization.

1254532501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594998.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1254532501 is about 35419.3803023147. The cubic root of 1254532501 is about 1078.5177714826.

The spelling of 1254532501 in words is "one billion, two hundred fifty-four million, five hundred thirty-two thousand, five hundred one".