1252590011 has 8 divisors (see below), whose sum is σ = 1296231120. Its totient is φ = 1208978848.

The previous prime is 1252590007. The next prime is 1252590037. The reversal of 1252590011 is 1100952521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1252590011 - 2² = 1252590007 is a prime.

It is a super-5 number, since 5×1252590011⁵ (a number of 47 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1252590611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108080 + ... + 119106.

It is an arithmetic number, because the mean of its divisors is an integer number (162028890).

Almost surely, 2^1252590011 is an apocalyptic number.

1252590011 is a deficient number, since it is larger than the sum of its proper divisors (43641109).

1252590011 is a wasteful number, since it uses less digits than its factorization.

1252590011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14973.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1252590011 is about 35391.9483922544. The cubic root of 1252590011 is about 1077.9608330204.

The spelling of 1252590011 in words is "one billion, two hundred fifty-two million, five hundred ninety thousand, eleven".