1552025141 has 2 divisors, whose sum is σ = 1552025142. Its totient is φ = 1552025140.

The previous prime is 1552025093. The next prime is 1552025143. The reversal of 1552025141 is 1415202551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 822485041 + 729540100 = 28679^2 + 27010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552025141 is a prime.

Together with 1552025143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1552025141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552025143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776012570 + 776012571.

It is an arithmetic number, because the mean of its divisors is an integer number (776012571).

Almost surely, 2^1552025141 is an apocalyptic number.

It is an amenable number.

1552025141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552025141 is an equidigital number, since it uses as much as digits as its factorization.

1552025141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1552025141 is about 39395.7502911164. The cubic root of 1552025141 is about 1157.7983261078.

Adding to 1552025141 its reverse (1415202551), we get a palindrome (2967227692).

The spelling of 1552025141 in words is "one billion, five hundred fifty-two million, twenty-five thousand, one hundred forty-one".