1552154245 has 8 divisors (see below), whose sum is σ = 1863183384. Its totient is φ = 1241324544.

The previous prime is 1552154243. The next prime is 1552154257. The reversal of 1552154245 is 5424512551.

It can be written as a sum of positive squares in 4 ways, for example, as 106481761 + 1445672484 = 10319^2 + 38022^2 .

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 1552154245 - 2¹ = 1552154243 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 1552154245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552154243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32164 + ... + 64333.

It is an arithmetic number, because the mean of its divisors is an integer number (232897923).

Almost surely, 2^1552154245 is an apocalyptic number.

It is an amenable number.

1552154245 is a deficient number, since it is larger than the sum of its proper divisors (311029139).

1552154245 is an equidigital number, since it uses as much as digits as its factorization.

1552154245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99719.

The product of its digits is 40000, while the sum is 34.

The square root of 1552154245 is about 39397.3888094122. The cubic root of 1552154245 is about 1157.8304287344.

Adding to 1552154245 its reverse (5424512551), we get a palindrome (6976666796).

The spelling of 1552154245 in words is "one billion, five hundred fifty-two million, one hundred fifty-four thousand, two hundred forty-five".