1250140265 has 16 divisors (see below), whose sum is σ = 1692982080. Its totient is φ = 877840320.

The previous prime is 1250140259. The next prime is 1250140277. The reversal of 1250140265 is 5620410521.

It is not a de Polignac number, because 1250140265 - 2¹⁴ = 1250123881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390299 + ... + 393488.

It is an arithmetic number, because the mean of its divisors is an integer number (105811380).

Almost surely, 2^1250140265 is an apocalyptic number.

It is an amenable number.

1250140265 is a deficient number, since it is larger than the sum of its proper divisors (442841815).

1250140265 is a wasteful number, since it uses less digits than its factorization.

1250140265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783832.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1250140265 is about 35357.3226503365. The cubic root of 1250140265 is about 1077.2576357465.

Adding to 1250140265 its reverse (5620410521), we get a palindrome (6870550786).

The spelling of 1250140265 in words is "one billion, two hundred fifty million, one hundred forty thousand, two hundred sixty-five".