1552101 has 4 divisors (see below), whose sum is σ = 2069472. Its totient is φ = 1034732.

The previous prime is 1552087. The next prime is 1552121. The reversal of 1552101 is 1012551.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1012551 = 3 ⋅337517.

It is a cyclic number.

It is not a de Polignac number, because 1552101 - 2⁶ = 1552037 is a prime.

It is a D-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, 258681 + ... + 258686.

It is an arithmetic number, because the mean of its divisors is an integer number (517368).

2^1552101 is an apocalyptic number.

It is an amenable number.

1552101 is a deficient number, since it is larger than the sum of its proper divisors (517371).

1552101 is an equidigital number, since it uses as much as digits as its factorization.

1552101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517370.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 1552101 is about 1245.8334559643. The cubic root of 1552101 is about 115.7817189203.

Adding to 1552101 its reverse (1012551), we get a palindrome (2564652).

It can be divided in two parts, 1552 and 101, that added together give a triangular number (1653 = T₅₇).

The spelling of 1552101 in words is "one million, five hundred fifty-two thousand, one hundred one".