1201251502 has 8 divisors (see below), whose sum is σ = 1965684312. Its totient is φ = 546023400.

The previous prime is 1201251487. The next prime is 1201251517. The reversal of 1201251502 is 2051521021.

It is an interprime number because it is at equal distance from previous prime (1201251487) and next prime (1201251517).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1201251502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27301149 + ... + 27301192.

It is an arithmetic number, because the mean of its divisors is an integer number (245710539).

Almost surely, 2^1201251502 is an apocalyptic number.

1201251502 is a deficient number, since it is larger than the sum of its proper divisors (764432810).

1201251502 is a wasteful number, since it uses less digits than its factorization.

1201251502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54602354.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1201251502 is about 34659.0753194600. The cubic root of 1201251502 is about 1063.0278628659.

Adding to 1201251502 its reverse (2051521021), we get a palindrome (3252772523).

The spelling of 1201251502 in words is "one billion, two hundred one million, two hundred fifty-one thousand, five hundred two".