1141252764 has 24 divisors (see below), whose sum is σ = 2664013968. Its totient is φ = 380261760.

The previous prime is 1141252757. The next prime is 1141252771. The reversal of 1141252764 is 4672521411.

It is an interprime number because it is at equal distance from previous prime (1141252757) and next prime (1141252771).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13234 + ... + 49574.

It is an arithmetic number, because the mean of its divisors is an integer number (111000582).

Almost surely, 2^1141252764 is an apocalyptic number.

It is an amenable number.

1141252764 is an abundant number, since it is smaller than the sum of its proper divisors (1522761204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141252764 is a wasteful number, since it uses less digits than its factorization.

1141252764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38965 (or 38963 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 1141252764 is about 33782.4327720784. The cubic root of 1141252764 is about 1045.0264453065.

The spelling of 1141252764 in words is "one billion, one hundred forty-one million, two hundred fifty-two thousand, seven hundred sixty-four".