1027525401 has 24 divisors (see below), whose sum is σ = 1697267520. Its totient is φ = 586799136.

The previous prime is 1027525399. The next prime is 1027525403. The reversal of 1027525401 is 1045257201.

It is an interprime number because it is at equal distance from previous prime (1027525399) and next prime (1027525403).

It is not a de Polignac number, because 1027525401 - 2¹ = 1027525399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1027525403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126406 + ... + 134288.

It is an arithmetic number, because the mean of its divisors is an integer number (70719480).

Almost surely, 2^1027525401 is an apocalyptic number.

It is an amenable number.

1027525401 is a deficient number, since it is larger than the sum of its proper divisors (669742119).

1027525401 is a wasteful number, since it uses less digits than its factorization.

1027525401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9965 (or 9962 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1027525401 is about 32055.0370612795. The cubic root of 1027525401 is about 1009.0922147514.

The spelling of 1027525401 in words is "one billion, twenty-seven million, five hundred twenty-five thousand, four hundred one".