3625542541 has 4 divisors (see below), whose sum is σ = 3702681792.
Its totient is φ = 3548403292.
The previous prime is 3625542517. The next prime is 3625542559. The reversal of 3625542541 is 1452455263.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3625542541 - 29 = 3625542029 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 3625542541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3625542581) 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, 38569555 + ... + 38569648.
It is an arithmetic number, because the mean of its divisors is an integer number (925670448).
Almost surely, 23625542541 is an apocalyptic number.
It is an amenable number.
3625542541 is a deficient number, since it is larger than the sum of its proper divisors (77139251).
3625542541 is an equidigital number, since it uses as much as digits as its factorization.
3625542541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77139250.
The product of its digits is 144000, while the sum is 37.
The square root of 3625542541 is about 60212.4782831599.
The cubic root of 3625542541 is about 1536.2350461621.
The spelling of 3625542541 in words is "three billion, six hundred twenty-five million, five hundred forty-two thousand, five hundred forty-one".