7555151 has 2 divisors, whose sum is σ = 7555152. Its totient is φ = 7555150.

The previous prime is 7555133. The next prime is 7555159. The reversal of 7555151 is 1515557.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7555151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7555159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3777575 + 3777576.

It is an arithmetic number, because the mean of its divisors is an integer number (3777576).

Almost surely, 2^7555151 is an apocalyptic number.

7555151 is a deficient number, since it is larger than the sum of its proper divisors (1).

7555151 is an equidigital number, since it uses as much as digits as its factorization.

7555151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4375, while the sum is 29.

The square root of 7555151 is about 2748.6634934091. The cubic root of 7555151 is about 196.2220082597. Note that the first 3 decimals are identical.

It can be divided in two parts, 7555 and 151, that multiplied together give a triangular number (1140805 = T₁₅₁₀).

The spelling of 7555151 in words is "seven million, five hundred fifty-five thousand, one hundred fifty-one".