1552151 has 4 divisors (see below), whose sum is σ = 1643472. Its totient is φ = 1460832.

The previous prime is 1552147. The next prime is 1552169. The reversal of 1552151 is 1512551.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1552151 - 2² = 1552147 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 (1552121) 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, 45635 + ... + 45668.

It is an arithmetic number, because the mean of its divisors is an integer number (410868).

2^1552151 is an apocalyptic number.

1552151 is a deficient number, since it is larger than the sum of its proper divisors (91321).

1552151 is an equidigital number, since it uses as much as digits as its factorization.

1552151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91320.

The product of its digits is 250, while the sum is 20.

The square root of 1552151 is about 1245.8535226904. The cubic root of 1552151 is about 115.7829621864.

The spelling of 1552151 in words is "one million, five hundred fifty-two thousand, one hundred fifty-one".