1001374955 has 32 divisors (see below), whose sum is σ = 1448102400. Its totient is φ = 649389312.

The previous prime is 1001374937. The next prime is 1001374973. The reversal of 1001374955 is 5594731001.

It is an interprime number because it is at equal distance from previous prime (1001374937) and next prime (1001374973).

It is a cyclic number.

It is not a de Polignac number, because 1001374955 - 2¹² = 1001370859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 570359 + ... + 572111.

It is an arithmetic number, because the mean of its divisors is an integer number (45253200).

Almost surely, 2^1001374955 is an apocalyptic number.

1001374955 is a deficient number, since it is larger than the sum of its proper divisors (446727445).

1001374955 is a wasteful number, since it uses less digits than its factorization.

1001374955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 1001374955 is about 31644.5090813556. The cubic root of 1001374955 is about 1000.4581084379.

The spelling of 1001374955 in words is "one billion, one million, three hundred seventy-four thousand, nine hundred fifty-five".