1622001151 has 4 divisors (see below), whose sum is σ = 1659722152. Its totient is φ = 1584280152.

The previous prime is 1622001149. The next prime is 1622001167. The reversal of 1622001151 is 1511002261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1511002261 = 25703 ⋅58787.

It is a cyclic number.

It is not a de Polignac number, because 1622001151 - 2¹ = 1622001149 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 (1622001181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18860436 + ... + 18860521.

It is an arithmetic number, because the mean of its divisors is an integer number (414930538).

Almost surely, 2^1622001151 is an apocalyptic number.

1622001151 is a deficient number, since it is larger than the sum of its proper divisors (37721001).

1622001151 is an equidigital number, since it uses as much as digits as its factorization.

1622001151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37721000.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1622001151 is about 40274.0754207964. The cubic root of 1622001151 is about 1174.9436885040.

The spelling of 1622001151 in words is "one billion, six hundred twenty-two million, one thousand, one hundred fifty-one".