1153400501 has 4 divisors (see below), whose sum is σ = 1258255104. Its totient is φ = 1048545900.

The previous prime is 1153400473. The next prime is 1153400531. The reversal of 1153400501 is 1050043511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1153400501 - 2²² = 1149206197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153400531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52427285 + ... + 52427306.

It is an arithmetic number, because the mean of its divisors is an integer number (314563776).

Almost surely, 2^1153400501 is an apocalyptic number.

1153400501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1153400501 is a deficient number, since it is larger than the sum of its proper divisors (104854603).

1153400501 is a wasteful number, since it uses less digits than its factorization.

1153400501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104854602.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1153400501 is about 33961.7505585328. The cubic root of 1153400501 is about 1048.7211947881.

The spelling of 1153400501 in words is "one billion, one hundred fifty-three million, four hundred thousand, five hundred one".