1061626001 has 4 divisors (see below), whose sum is σ = 1062549504. Its totient is φ = 1060702500.

The previous prime is 1061625991. The next prime is 1061626003. The reversal of 1061626001 is 1006261601.

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: 1006261601 = 419 ⋅2401579.

It is a cyclic number.

It is not a de Polignac number, because 1061626001 - 2¹⁴ = 1061609617 is a prime.

It is a super-2 number, since 2×1061626001² = 2254099531998504002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1061626003) 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, 460025 + ... + 462326.

It is an arithmetic number, because the mean of its divisors is an integer number (265637376).

Almost surely, 2^1061626001 is an apocalyptic number.

It is an amenable number.

1061626001 is a deficient number, since it is larger than the sum of its proper divisors (923503).

1061626001 is an equidigital number, since it uses as much as digits as its factorization.

1061626001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923502.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1061626001 is about 32582.6027352021. The cubic root of 1061626001 is about 1020.1339055907.

Adding to 1061626001 its reverse (1006261601), we get a palindrome (2067887602).

The spelling of 1061626001 in words is "one billion, sixty-one million, six hundred twenty-six thousand, one".